45450129 has 8 divisors (see below), whose sum is σ = 64164960. Its totient is φ = 28517696.

The previous prime is 45450127. The next prime is 45450133. The reversal of 45450129 is 92105454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45450129 - 2¹ = 45450127 is a prime.

It is a super-2 number, since 2×45450129² = 4131428452233282, which contains 22 as substring.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45450096 and 45450105.

It is not an unprimeable number, because it can be changed into a prime (45450121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445539 + ... + 445640.

It is an arithmetic number, because the mean of its divisors is an integer number (8020620).

Almost surely, 2^45450129 is an apocalyptic number.

It is an amenable number.

45450129 is a deficient number, since it is larger than the sum of its proper divisors (18714831).

45450129 is a wasteful number, since it uses less digits than its factorization.

45450129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891199.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 45450129 is about 6741.6710836409. The cubic root of 45450129 is about 356.8713688911.

The spelling of 45450129 in words is "forty-five million, four hundred fifty thousand, one hundred twenty-nine".