45454529 has 4 divisors (see below), whose sum is σ = 45781680. Its totient is φ = 45127380.

The previous prime is 45454523. The next prime is 45454531. The reversal of 45454529 is 92545454.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92545454 = 2 ⋅46272727.

It is a cyclic number.

It is not a de Polignac number, because 45454529 - 2²⁰ = 44405953 is a prime.

It is a super-2 number, since 2×45454529² = 4132228413223682, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45454492 and 45454501.

It is not an unprimeable number, because it can be changed into a prime (45454523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163367 + ... + 163644.

It is an arithmetic number, because the mean of its divisors is an integer number (11445420).

Almost surely, 2^45454529 is an apocalyptic number.

It is an amenable number.

45454529 is a deficient number, since it is larger than the sum of its proper divisors (327151).

45454529 is a wasteful number, since it uses less digits than its factorization.

45454529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327150.

The product of its digits is 144000, while the sum is 38.

The square root of 45454529 is about 6741.9974043306. The cubic root of 45454529 is about 356.8828846879.

It can be divided in two parts, 454 and 54529, that multiplied together give a triangular number (24756166 = T₇₀₃₆).

The spelling of 45454529 in words is "forty-five million, four hundred fifty-four thousand, five hundred twenty-nine".