1377017253 has 20 divisors (see below), whose sum is σ = 2060852640. Its totient is φ = 916303752.

The previous prime is 1377017203. The next prime is 1377017269. The reversal of 1377017253 is 3527107731.

It is not a de Polignac number, because 1377017253 - 2⁹ = 1377016741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377017203) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28768 + ... + 59846.

It is an arithmetic number, because the mean of its divisors is an integer number (103042632).

Almost surely, 2^1377017253 is an apocalyptic number.

It is an amenable number.

1377017253 is a deficient number, since it is larger than the sum of its proper divisors (683835387).

1377017253 is an equidigital number, since it uses as much as digits as its factorization.

1377017253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31638 (or 31629 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 36.

The square root of 1377017253 is about 37108.1831002274. The cubic root of 1377017253 is about 1112.5335772048.

The spelling of 1377017253 in words is "one billion, three hundred seventy-seven million, seventeen thousand, two hundred fifty-three".