45401477 has 4 divisors (see below), whose sum is σ = 49528896. Its totient is φ = 41274060.

The previous prime is 45401467. The next prime is 45401519. The reversal of 45401477 is 77410454.

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.

It is a cyclic number.

It is not a de Polignac number, because 45401477 - 2¹² = 45397381 is a prime.

It is a super-2 number, since 2×45401477² = 4122588227563058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45401467) 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, 2063693 + ... + 2063714.

It is an arithmetic number, because the mean of its divisors is an integer number (12382224).

Almost surely, 2^45401477 is an apocalyptic number.

It is an amenable number.

45401477 is a deficient number, since it is larger than the sum of its proper divisors (4127419).

45401477 is a wasteful number, since it uses less digits than its factorization.

45401477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127418.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 45401477 is about 6738.0618133110. The cubic root of 45401477 is about 356.7439860128.

The spelling of 45401477 in words is "forty-five million, four hundred one thousand, four hundred seventy-seven".