1137653721364 has 12 divisors (see below), whose sum is σ = 1990902367188. Its totient is φ = 568824473600.

The previous prime is 1137653721353. The next prime is 1137653721367. The reversal of 1137653721364 is 4631273567311.

It can be written as a sum of positive squares in 2 ways, for example, as 644259864964 + 493393856400 = 802658^2 + 702420^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1137653721367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883554 + ... + 1748134.

It is an arithmetic number, because the mean of its divisors is an integer number (165908530599).

Almost surely, 2^{1137653721364} is an apocalyptic number.

It is an amenable number.

1137653721364 is a deficient number, since it is larger than the sum of its proper divisors (853248645824).

1137653721364 is a wasteful number, since it uses less digits than its factorization.

1137653721364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193546 (or 1193544 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 49.

The spelling of 1137653721364 in words is "one trillion, one hundred thirty-seven billion, six hundred fifty-three million, seven hundred twenty-one thousand, three hundred sixty-four".