46032139 has 2 divisors, whose sum is σ = 46032140. Its totient is φ = 46032138.

The previous prime is 46032127. The next prime is 46032157. The reversal of 46032139 is 93123064.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46032139 - 2⁷ = 46032011 is a prime.

It is not a weakly prime, because it can be changed into another prime (46032169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23016069 + 23016070.

It is an arithmetic number, because the mean of its divisors is an integer number (23016070).

Almost surely, 2^46032139 is an apocalyptic number.

46032139 is a deficient number, since it is larger than the sum of its proper divisors (1).

46032139 is an equidigital number, since it uses as much as digits as its factorization.

46032139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 46032139 is about 6784.6988879389. The cubic root of 46032139 is about 358.3882137445.

The spelling of 46032139 in words is "forty-six million, thirty-two thousand, one hundred thirty-nine".