1373370253 has 16 divisors (see below), whose sum is σ = 1412038656. Its totient is φ = 1335383280.

The previous prime is 1373370239. The next prime is 1373370263. The reversal of 1373370253 is 3520733731.

It is a cyclic number.

It is not a de Polignac number, because 1373370253 - 2¹⁷ = 1373239181 is a prime.

It is a super-4 number, since 4×1373370253⁴ (a number of 38 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373370223) 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, 2010450 + ... + 2011132.

It is an arithmetic number, because the mean of its divisors is an integer number (88252416).

Almost surely, 2^1373370253 is an apocalyptic number.

It is an amenable number.

1373370253 is a deficient number, since it is larger than the sum of its proper divisors (38668403).

1373370253 is a wasteful number, since it uses less digits than its factorization.

1373370253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 39690, while the sum is 34.

The square root of 1373370253 is about 37059.0104158220. The cubic root of 1373370253 is about 1111.5505352436.

The spelling of 1373370253 in words is "one billion, three hundred seventy-three million, three hundred seventy thousand, two hundred fifty-three".