979105541 has 4 divisors (see below), whose sum is σ = 979218432. Its totient is φ = 978992652.

The previous prime is 979105513. The next prime is 979105553. The reversal of 979105541 is 145501979.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-979105541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979105241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42245 + ... + 61178.

It is an arithmetic number, because the mean of its divisors is an integer number (244804608).

Almost surely, 2^979105541 is an apocalyptic number.

It is an amenable number.

979105541 is a deficient number, since it is larger than the sum of its proper divisors (112891).

979105541 is a wasteful number, since it uses less digits than its factorization.

979105541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112890.

The product of its (nonzero) digits is 56700, while the sum is 41.

The square root of 979105541 is about 31290.6622013661. The cubic root of 979105541 is about 992.9861005638.

The spelling of 979105541 in words is "nine hundred seventy-nine million, one hundred five thousand, five hundred forty-one".