1311372034 has 16 divisors (see below), whose sum is σ = 2276524800. Its totient is φ = 554901984.

The previous prime is 1311372017. The next prime is 1311372047. The reversal of 1311372034 is 4302731131.

It is a super-2 number, since 2×1311372034² = 3439393223114594312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591739 + ... + 593950.

It is an arithmetic number, because the mean of its divisors is an integer number (142282800).

Almost surely, 2^1311372034 is an apocalyptic number.

1311372034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1311372034 is a deficient number, since it is larger than the sum of its proper divisors (965152766).

1311372034 is a wasteful number, since it uses less digits than its factorization.

1311372034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185777.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1311372034 is about 36212.8711095931. The cubic root of 1311372034 is about 1094.5660475436.

The spelling of 1311372034 in words is "one billion, three hundred eleven million, three hundred seventy-two thousand, thirty-four".