46139867 has 2 divisors, whose sum is σ = 46139868. Its totient is φ = 46139866.

The previous prime is 46139837. The next prime is 46139879. The reversal of 46139867 is 76893164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46139867 - 2⁶ = 46139803 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (46139827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23069933 + 23069934.

It is an arithmetic number, because the mean of its divisors is an integer number (23069934).

Almost surely, 2^46139867 is an apocalyptic number.

46139867 is a deficient number, since it is larger than the sum of its proper divisors (1).

46139867 is an equidigital number, since it uses as much as digits as its factorization.

46139867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 44.

The square root of 46139867 is about 6792.6332890861. The cubic root of 46139867 is about 358.6675719441.

The spelling of 46139867 in words is "forty-six million, one hundred thirty-nine thousand, eight hundred sixty-seven".