1171760642 has 8 divisors (see below), whose sum is σ = 1892844156. Its totient is φ = 540812592.

The previous prime is 1171760593. The next prime is 1171760657. The reversal of 1171760642 is 2460671711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1086954961 + 84805681 = 32969^2 + 9209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22533833 + ... + 22533884.

Almost surely, 2^1171760642 is an apocalyptic number.

1171760642 is a deficient number, since it is larger than the sum of its proper divisors (721083514).

1171760642 is a wasteful number, since it uses less digits than its factorization.

1171760642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45067732.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 1171760642 is about 34230.9894978220. The cubic root of 1171760642 is about 1054.2565360146.

The spelling of 1171760642 in words is "one billion, one hundred seventy-one million, seven hundred sixty thousand, six hundred forty-two".