45477545 has 8 divisors (see below), whose sum is σ = 57445440. Its totient is φ = 34467120.

The previous prime is 45477503. The next prime is 45477547. The reversal of 45477545 is 54577454.

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

It is not a de Polignac number, because 45477545 - 2¹⁰ = 45476521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45477547) 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, 239261 + ... + 239450.

It is an arithmetic number, because the mean of its divisors is an integer number (7180680).

Almost surely, 2^45477545 is an apocalyptic number.

It is an amenable number.

45477545 is a deficient number, since it is larger than the sum of its proper divisors (11967895).

45477545 is a wasteful number, since it uses less digits than its factorization.

45477545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478735.

The product of its digits is 392000, while the sum is 41.

The square root of 45477545 is about 6743.7041008633. The cubic root of 45477545 is about 356.9431106665.

Subtracting 45477545 from its reverse (54577454), we obtain a palindrome (9099909).

The spelling of 45477545 in words is "forty-five million, four hundred seventy-seven thousand, five hundred forty-five".