46091939 has 2 divisors, whose sum is σ = 46091940. Its totient is φ = 46091938.

The previous prime is 46091923. The next prime is 46091959. The reversal of 46091939 is 93919064.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46091939 - 2⁴ = 46091923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46091896 and 46091905.

It is not a weakly prime, because it can be changed into another prime (46091959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23045969 + 23045970.

It is an arithmetic number, because the mean of its divisors is an integer number (23045970).

Almost surely, 2^46091939 is an apocalyptic number.

46091939 is a deficient number, since it is larger than the sum of its proper divisors (1).

46091939 is an equidigital number, since it uses as much as digits as its factorization.

46091939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 46091939 is about 6789.1044328394. The cubic root of 46091939 is about 358.5433397194.

The spelling of 46091939 in words is "forty-six million, ninety-one thousand, nine hundred thirty-nine".