45477513 has 12 divisors (see below), whose sum is σ = 66767428. Its totient is φ = 29820960.

The previous prime is 45477503. The next prime is 45477547. The reversal of 45477513 is 31577454.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 480249 + 44997264 = 693^2 + 6708^2 .

It is not a de Polignac number, because 45477513 - 2⁶ = 45477449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45477503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40870 + ... + 41967.

Almost surely, 2^45477513 is an apocalyptic number.

It is an amenable number.

45477513 is a deficient number, since it is larger than the sum of its proper divisors (21289915).

45477513 is a wasteful number, since it uses less digits than its factorization.

45477513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82904 (or 82901 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 45477513 is about 6743.7017282795. The cubic root of 45477513 is about 356.9430269462.

The spelling of 45477513 in words is "forty-five million, four hundred seventy-seven thousand, five hundred thirteen".