1374713757 has 6 divisors (see below), whose sum is σ = 1985697662. Its totient is φ = 916475832.

The previous prime is 1374713737. The next prime is 1374713771. The reversal of 1374713757 is 7573174731.

It can be written as a sum of positive squares in only one way, i.e., 1325979396 + 48734361 = 36414^2 + 6981^2 .

It is not a de Polignac number, because 1374713757 - 2²² = 1370519453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374713737) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 76372978 + ... + 76372995.

Almost surely, 2^1374713757 is an apocalyptic number.

It is an amenable number.

1374713757 is a deficient number, since it is larger than the sum of its proper divisors (610983905).

1374713757 is a wasteful number, since it uses less digits than its factorization.

1374713757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152745979 (or 152745976 counting only the distinct ones).

The product of its digits is 432180, while the sum is 45.

The square root of 1374713757 is about 37077.1325347579. The cubic root of 1374713757 is about 1111.9128764467.

The spelling of 1374713757 in words is "one billion, three hundred seventy-four million, seven hundred thirteen thousand, seven hundred fifty-seven".