45919403 has 2 divisors, whose sum is σ = 45919404. Its totient is φ = 45919402.

The previous prime is 45919387. The next prime is 45919421. The reversal of 45919403 is 30491954.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45919403 - 2⁴ = 45919387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (45919453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22959701 + 22959702.

It is an arithmetic number, because the mean of its divisors is an integer number (22959702).

Almost surely, 2^45919403 is an apocalyptic number.

45919403 is a deficient number, since it is larger than the sum of its proper divisors (1).

45919403 is an equidigital number, since it uses as much as digits as its factorization.

45919403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 45919403 is about 6776.3856885511. The cubic root of 45919403 is about 358.0954017876.

The spelling of 45919403 in words is "forty-five million, nine hundred nineteen thousand, four hundred three".