46431031 has 2 divisors, whose sum is σ = 46431032. Its totient is φ = 46431030.

The previous prime is 46431019. The next prime is 46431037. The reversal of 46431031 is 13013464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46431031 - 2⁷ = 46430903 is a prime.

It is a super-2 number, since 2×46431031² = 4311681279445922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46430993 and 46431011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46431037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23215515 + 23215516.

It is an arithmetic number, because the mean of its divisors is an integer number (23215516).

Almost surely, 2^46431031 is an apocalyptic number.

46431031 is a deficient number, since it is larger than the sum of its proper divisors (1).

46431031 is an equidigital number, since it uses as much as digits as its factorization.

46431031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 46431031 is about 6814.0319195026. The cubic root of 46431031 is about 359.4204435136.

Adding to 46431031 its reverse (13013464), we get a palindrome (59444495).

The spelling of 46431031 in words is "forty-six million, four hundred thirty-one thousand, thirty-one".