46149947 has 2 divisors, whose sum is σ = 46149948. Its totient is φ = 46149946.

The previous prime is 46149931. The next prime is 46149953. The reversal of 46149947 is 74994164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46149947 - 2⁴ = 46149931 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 46149898 and 46149907.

It is not a weakly prime, because it can be changed into another prime (46149907) 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, 23074973 + 23074974.

It is an arithmetic number, because the mean of its divisors is an integer number (23074974).

Almost surely, 2^46149947 is an apocalyptic number.

46149947 is a deficient number, since it is larger than the sum of its proper divisors (1).

46149947 is an equidigital number, since it uses as much as digits as its factorization.

46149947 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 46149947 is about 6793.3752288535. The cubic root of 46149947 is about 358.6936889525.

The spelling of 46149947 in words is "forty-six million, one hundred forty-nine thousand, nine hundred forty-seven".