1374316989 has 16 divisors (see below), whose sum is σ = 1935947520. Its totient is φ = 865793600.

The previous prime is 1374316969. The next prime is 1374316991. The reversal of 1374316989 is 9896134731.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1374316989 is a prime.

It is a super-2 number, since 2×1374316989² = 3777494372508052242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374316919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163962 + ... + 172139.

It is an arithmetic number, because the mean of its divisors is an integer number (120996720).

Almost surely, 2^1374316989 is an apocalyptic number.

It is an amenable number.

1374316989 is a deficient number, since it is larger than the sum of its proper divisors (561630531).

1374316989 is a wasteful number, since it uses less digits than its factorization.

1374316989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336180.

The product of its digits is 979776, while the sum is 51.

The square root of 1374316989 is about 37071.7815730510. The cubic root of 1374316989 is about 1111.8058932302.

The spelling of 1374316989 in words is "one billion, three hundred seventy-four million, three hundred sixteen thousand, nine hundred eighty-nine".