45254554 has 4 divisors (see below), whose sum is σ = 67881834. Its totient is φ = 22627276.

The previous prime is 45254537. The next prime is 45254557. The reversal of 45254554 is 45545254.

45254554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45252529 + 2025 = 6727^2 + 45^2 .

It is not an unprimeable number, because it can be changed into a prime (45254557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11313637 + ... + 11313640.

Almost surely, 2^45254554 is an apocalyptic number.

45254554 is a deficient number, since it is larger than the sum of its proper divisors (22627280).

45254554 is a wasteful number, since it uses less digits than its factorization.

45254554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22627279.

The product of its digits is 80000, while the sum is 34.

The square root of 45254554 is about 6727.1505111748. The cubic root of 45254554 is about 356.3587523113.

The spelling of 45254554 in words is "forty-five million, two hundred fifty-four thousand, five hundred fifty-four".