46139419 has 2 divisors, whose sum is σ = 46139420. Its totient is φ = 46139418.

The previous prime is 46139413. The next prime is 46139437. The reversal of 46139419 is 91493164.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46139419 - 2⁹ = 46138907 is a prime.

It is a super-2 number, since 2×46139419² = 4257691971315122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (46139413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23069709 + 23069710.

It is an arithmetic number, because the mean of its divisors is an integer number (23069710).

Almost surely, 2^46139419 is an apocalyptic number.

46139419 is a deficient number, since it is larger than the sum of its proper divisors (1).

46139419 is an equidigital number, since it uses as much as digits as its factorization.

46139419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 46139419 is about 6792.6003121043. The cubic root of 46139419 is about 358.6664110999. Note that the first 3 decimals are identical.

The spelling of 46139419 in words is "forty-six million, one hundred thirty-nine thousand, four hundred nineteen".