46128631 has 2 divisors, whose sum is σ = 46128632. Its totient is φ = 46128630.

The previous prime is 46128623. The next prime is 46128659. The reversal of 46128631 is 13682164.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46128631 - 2³ = 46128623 is a prime.

It is a super-2 number, since 2×46128631² = 4255701195868322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46128593 and 46128602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46128671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23064315 + 23064316.

It is an arithmetic number, because the mean of its divisors is an integer number (23064316).

Almost surely, 2^46128631 is an apocalyptic number.

46128631 is a deficient number, since it is larger than the sum of its proper divisors (1).

46128631 is an equidigital number, since it uses as much as digits as its factorization.

46128631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 46128631 is about 6791.8061662565. The cubic root of 46128631 is about 358.6384552873.

It can be divided in two parts, 461 and 28631, that added together give a palindrome (29092).

The spelling of 46128631 in words is "forty-six million, one hundred twenty-eight thousand, six hundred thirty-one".