45977903 has 4 divisors (see below), whose sum is σ = 46452000. Its totient is φ = 45503808.

The previous prime is 45977887. The next prime is 45977947. The reversal of 45977903 is 30977954.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 45977903 - 2⁴ = 45977887 is a prime.

It is a super-2 number, since 2×45977903² = 4227935128554818, 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 (45977993) 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, 236903 + ... + 237096.

It is an arithmetic number, because the mean of its divisors is an integer number (11613000).

Almost surely, 2^45977903 is an apocalyptic number.

45977903 is a deficient number, since it is larger than the sum of its proper divisors (474097).

45977903 is an equidigital number, since it uses as much as digits as its factorization.

45977903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474096.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 45977903 is about 6780.7007749937. The cubic root of 45977903 is about 358.2474050075.

The spelling of 45977903 in words is "forty-five million, nine hundred seventy-seven thousand, nine hundred three".