162135031 has 2 divisors, whose sum is σ = 162135032. Its totient is φ = 162135030.

The previous prime is 162135019. The next prime is 162135041. The reversal of 162135031 is 130531261.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162135031 - 2¹⁵ = 162102263 is a prime.

It is a super-2 number, since 2×162135031² = 52575536554741922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 162134993 and 162135011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162135041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81067515 + 81067516.

It is an arithmetic number, because the mean of its divisors is an integer number (81067516).

Almost surely, 2^162135031 is an apocalyptic number.

162135031 is a deficient number, since it is larger than the sum of its proper divisors (1).

162135031 is an equidigital number, since it uses as much as digits as its factorization.

162135031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 162135031 is about 12733.2254751104. The cubic root of 162135031 is about 545.2875972750.

Adding to 162135031 its reverse (130531261), we get a palindrome (292666292).

The spelling of 162135031 in words is "one hundred sixty-two million, one hundred thirty-five thousand, thirty-one".