1097634380 has 24 divisors (see below), whose sum is σ = 2310184800. Its totient is φ = 438072320.

The previous prime is 1097634379. The next prime is 1097634403. The reversal of 1097634380 is 834367901.

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, 52136 + ... + 70095.

It is an arithmetic number, because the mean of its divisors is an integer number (96257700).

Almost surely, 2^1097634380 is an apocalyptic number.

1097634380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1097634380 is an abundant number, since it is smaller than the sum of its proper divisors (1212550420).

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

1097634380 is a wasteful number, since it uses less digits than its factorization.

1097634380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122689 (or 122687 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 1097634380 is about 33130.5656456391. The cubic root of 1097634380 is about 1031.5395896602.

The spelling of 1097634380 in words is "one billion, ninety-seven million, six hundred thirty-four thousand, three hundred eighty".