134155031 has 12 divisors (see below), whose sum is σ = 138042408. Its totient is φ = 130369824.

The previous prime is 134154989. The next prime is 134155033. The reversal of 134155031 is 130551431.

It is not a de Polignac number, because 134155031 - 2¹⁴ = 134138647 is a prime.

It is a super-2 number, since 2×134155031² = 35995144685221922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134154988 and 134155006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134155033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457721 + ... + 458013.

It is an arithmetic number, because the mean of its divisors is an integer number (11503534).

Almost surely, 2^134155031 is an apocalyptic number.

134155031 is a deficient number, since it is larger than the sum of its proper divisors (3887377).

134155031 is an equidigital number, since it uses as much as digits as its factorization.

134155031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 134155031 is about 11582.5312863812. The cubic root of 134155031 is about 511.9202642249.

The spelling of 134155031 in words is "one hundred thirty-four million, one hundred fifty-five thousand, thirty-one".