1197793051 has 16 divisors (see below), whose sum is σ = 1478098944. Its totient is φ = 945202464.

The previous prime is 1197793039. The next prime is 1197793087. The reversal of 1197793051 is 1503977911.

It is a cyclic number.

It is not a de Polignac number, because 1197793051 - 2¹⁵ = 1197760283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1197792989 and 1197793007.

It is not an unprimeable number, because it can be changed into a prime (1197790051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17670 + ... + 52036.

It is an arithmetic number, because the mean of its divisors is an integer number (92381184).

Almost surely, 2^1197793051 is an apocalyptic number.

1197793051 is a deficient number, since it is larger than the sum of its proper divisors (280305893).

1197793051 is a wasteful number, since it uses less digits than its factorization.

1197793051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34770.

The product of its (nonzero) digits is 59535, while the sum is 43.

The square root of 1197793051 is about 34609.1469267880. The cubic root of 1197793051 is about 1062.0067157208.

The spelling of 1197793051 in words is "one billion, one hundred ninety-seven million, seven hundred ninety-three thousand, fifty-one".