1341367731 has 24 divisors (see below), whose sum is σ = 2139149376. Its totient is φ = 803150640.

The previous prime is 1341367679. The next prime is 1341367759. The reversal of 1341367731 is 1377631431.

It is not a de Polignac number, because 1341367731 - 2⁶ = 1341367667 is a prime.

It is a super-2 number, since 2×1341367731² = 3598534779536176722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1341367331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73405 + ... + 89838.

It is an arithmetic number, because the mean of its divisors is an integer number (89131224).

Almost surely, 2^1341367731 is an apocalyptic number.

1341367731 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1341367731 is a deficient number, since it is larger than the sum of its proper divisors (797781645).

1341367731 is a wasteful number, since it uses less digits than its factorization.

1341367731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163343 (or 163340 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 1341367731 is about 36624.6874525913. The cubic root of 1341367731 is about 1102.8487403088.

The spelling of 1341367731 in words is "one billion, three hundred forty-one million, three hundred sixty-seven thousand, seven hundred thirty-one".