1161910422 has 12 divisors (see below), whose sum is σ = 2517472620. Its totient is φ = 387303468.

The previous prime is 1161910417. The next prime is 1161910429. The reversal of 1161910422 is 2240191611.

1161910422 is a `hidden beast` number, since 1 + 1 + 619 + 1 + 0 + 42 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161910429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32275272 + ... + 32275307.

It is an arithmetic number, because the mean of its divisors is an integer number (209789385).

Almost surely, 2^1161910422 is an apocalyptic number.

1161910422 is an abundant number, since it is smaller than the sum of its proper divisors (1355562198).

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

1161910422 is a wasteful number, since it uses less digits than its factorization.

1161910422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64550587 (or 64550584 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 1161910422 is about 34086.8071546750. The cubic root of 1161910422 is about 1051.2940724924.

The spelling of 1161910422 in words is "one billion, one hundred sixty-one million, nine hundred ten thousand, four hundred twenty-two".