465211031 has 2 divisors, whose sum is σ = 465211032. Its totient is φ = 465211030.

The previous prime is 465211009. The next prime is 465211039. The reversal of 465211031 is 130112564.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-465211031 is a prime.

It is a super-2 number, since 2×465211031² = 432842606728165922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 465210988 and 465211006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465211039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232605515 + 232605516.

It is an arithmetic number, because the mean of its divisors is an integer number (232605516).

Almost surely, 2^465211031 is an apocalyptic number.

465211031 is a deficient number, since it is larger than the sum of its proper divisors (1).

465211031 is an equidigital number, since it uses as much as digits as its factorization.

465211031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 465211031 is about 21568.7512619530. The cubic root of 465211031 is about 774.8482705392.

Adding to 465211031 its reverse (130112564), we get a palindrome (595323595).

The spelling of 465211031 in words is "four hundred sixty-five million, two hundred eleven thousand, thirty-one".