1097052979380 has 24 divisors (see below), whose sum is σ = 3071748342432. Its totient is φ = 292547461152.

The previous prime is 1097052979343. The next prime is 1097052979403. The reversal of 1097052979380 is 839792507901.

It is a Harshad number since it is a multiple of its sum of digits (60), and also a Moran number because the ratio is a prime number: 18284216323 = 1097052979380 / (1 + 0 + 9 + 7 + 0 + 5 + 2 + 9 + 7 + 9 + 3 + 8 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9142108102 + ... + 9142108221.

It is an arithmetic number, because the mean of its divisors is an integer number (127989514268).

Almost surely, 2^{1097052979380} is an apocalyptic number.

1097052979380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1097052979380 is an abundant number, since it is smaller than the sum of its proper divisors (1974695363052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1097052979380 is a wasteful number, since it uses less digits than its factorization.

1097052979380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18284216335 (or 18284216333 counting only the distinct ones).

The product of its (nonzero) digits is 8573040, while the sum is 60.

The spelling of 1097052979380 in words is "one trillion, ninety-seven billion, fifty-two million, nine hundred seventy-nine thousand, three hundred eighty".