1097944694 has 32 divisors (see below), whose sum is σ = 2174086656. Its totient is φ = 402606720.

The previous prime is 1097944633. The next prime is 1097944703. The reversal of 1097944694 is 4964497901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207074 + ... + 212309.

It is an arithmetic number, because the mean of its divisors is an integer number (67940208).

Almost surely, 2^1097944694 is an apocalyptic number.

1097944694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1097944694 is a deficient number, since it is larger than the sum of its proper divisors (1076141962).

1097944694 is a wasteful number, since it uses less digits than its factorization.

1097944694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419420.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 1097944694 is about 33135.2485127243. The cubic root of 1097944694 is about 1031.6367899123.

The spelling of 1097944694 in words is "one billion, ninety-seven million, nine hundred forty-four thousand, six hundred ninety-four".