146374931 has 2 divisors, whose sum is σ = 146374932. Its totient is φ = 146374930.

The previous prime is 146374903. The next prime is 146374937. The reversal of 146374931 is 139473641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146374931 - 2¹⁰ = 146373907 is a prime.

It is a super-2 number, since 2×146374931² = 42851240850509522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146374937) 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, 73187465 + 73187466.

It is an arithmetic number, because the mean of its divisors is an integer number (73187466).

Almost surely, 2^146374931 is an apocalyptic number.

146374931 is a deficient number, since it is larger than the sum of its proper divisors (1).

146374931 is an equidigital number, since it uses as much as digits as its factorization.

146374931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The square root of 146374931 is about 12098.5507809820. The cubic root of 146374931 is about 527.0140996987.

The spelling of 146374931 in words is "one hundred forty-six million, three hundred seventy-four thousand, nine hundred thirty-one".