45897619 has 2 divisors, whose sum is σ = 45897620. Its totient is φ = 45897618.

The previous prime is 45897601. The next prime is 45897623. The reversal of 45897619 is 91679854.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45897619 - 2¹¹ = 45895571 is a prime.

It is a super-2 number, since 2×45897619² = 4213182859738322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45897659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22948809 + 22948810.

It is an arithmetic number, because the mean of its divisors is an integer number (22948810).

Almost surely, 2^45897619 is an apocalyptic number.

45897619 is a deficient number, since it is larger than the sum of its proper divisors (1).

45897619 is an equidigital number, since it uses as much as digits as its factorization.

45897619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 49.

The square root of 45897619 is about 6774.7781513493. The cubic root of 45897619 is about 358.0387664396.

The spelling of 45897619 in words is "forty-five million, eight hundred ninety-seven thousand, six hundred nineteen".