1370671245 has 18 divisors (see below), whose sum is σ = 2376260718. Its totient is φ = 730892208.

The previous prime is 1370671201. The next prime is 1370671261. The reversal of 1370671245 is 5421760731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1096536996 + 274134249 = 33114^2 + 16557^2 .

It is not a de Polignac number, because 1370671245 - 2⁸ = 1370670989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 245596 + ... + 251114.

Almost surely, 2^1370671245 is an apocalyptic number.

1370671245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1370671245 is a deficient number, since it is larger than the sum of its proper divisors (1005589473).

1370671245 is an frugal number, since it uses more digits than its factorization.

1370671245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11049 (or 5527 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 1370671245 is about 37022.5775034640. The cubic root of 1370671245 is about 1110.8219016194.

Multiplying 1370671245 by its product of nonzero digits (35280), we get a square (48357281523600 = 6953940²).

The spelling of 1370671245 in words is "one billion, three hundred seventy million, six hundred seventy-one thousand, two hundred forty-five".