1374374737 has 2 divisors, whose sum is σ = 1374374738. Its totient is φ = 1374374736.

The previous prime is 1374374719. The next prime is 1374374753. The reversal of 1374374737 is 7374734731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 773340481 + 601034256 = 27809^2 + 24516^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1374374737 is a prime.

It is not a weakly prime, because it can be changed into another prime (1374374717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687187368 + 687187369.

It is an arithmetic number, because the mean of its divisors is an integer number (687187369).

Almost surely, 2^1374374737 is an apocalyptic number.

It is an amenable number.

1374374737 is a deficient number, since it is larger than the sum of its proper divisors (1).

1374374737 is an equidigital number, since it uses as much as digits as its factorization.

1374374737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1037232, while the sum is 46.

The square root of 1374374737 is about 37072.5604322119. The cubic root of 1374374737 is about 1111.8214654909.

The spelling of 1374374737 in words is "one billion, three hundred seventy-four million, three hundred seventy-four thousand, seven hundred thirty-seven".