1097274916 has 6 divisors (see below), whose sum is σ = 1920231110. Its totient is φ = 548637456.

The previous prime is 1097274901. The next prime is 1097274973. The reversal of 1097274916 is 6194727901.

It can be written as a sum of positive squares in only one way, i.e., 549714916 + 547560000 = 23446^2 + 23400^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137159361 + ... + 137159368.

Almost surely, 2^1097274916 is an apocalyptic number.

It is an amenable number.

1097274916 is a deficient number, since it is larger than the sum of its proper divisors (822956194).

1097274916 is a wasteful number, since it uses less digits than its factorization.

1097274916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274318733 (or 274318731 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 1097274916 is about 33125.1402412126. The cubic root of 1097274916 is about 1031.4269711541.

The spelling of 1097274916 in words is "one billion, ninety-seven million, two hundred seventy-four thousand, nine hundred sixteen".