134263917931 has 8 divisors (see below), whose sum is σ = 157736631024. Its totient is φ = 112669021920.

The previous prime is 134263917901. The next prime is 134263917967. The reversal of 134263917931 is 139719362431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134263917931 - 2⁷ = 134263917803 is a prime.

It is a super-2 number, since 2×134263917931² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134263917901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469454116 + ... + 469454401.

It is an arithmetic number, because the mean of its divisors is an integer number (19717078878).

Almost surely, 2^134263917931 is an apocalyptic number.

134263917931 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134263917931 is a deficient number, since it is larger than the sum of its proper divisors (23472713093).

134263917931 is a wasteful number, since it uses less digits than its factorization.

134263917931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938908541.

The product of its digits is 734832, while the sum is 49.

The spelling of 134263917931 in words is "one hundred thirty-four billion, two hundred sixty-three million, nine hundred seventeen thousand, nine hundred thirty-one".