1181961062 has 8 divisors (see below), whose sum is σ = 1834077600. Its totient is φ = 570601864.

The previous prime is 1181961059. The next prime is 1181961073. The reversal of 1181961062 is 2601691811.

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

It is a congruent number.

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, 10189262 + ... + 10189377.

It is an arithmetic number, because the mean of its divisors is an integer number (229259700).

Almost surely, 2^1181961062 is an apocalyptic number.

1181961062 is a deficient number, since it is larger than the sum of its proper divisors (652116538).

1181961062 is a wasteful number, since it uses less digits than its factorization.

1181961062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20378670.

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 1181961062 is about 34379.6605858755. The cubic root of 1181961062 is about 1057.3068758916.

The spelling of 1181961062 in words is "one billion, one hundred eighty-one million, nine hundred sixty-one thousand, sixty-two".