980097623 has 4 divisors (see below), whose sum is σ = 980178888. Its totient is φ = 980016360.

The previous prime is 980097619. The next prime is 980097631. The reversal of 980097623 is 326790089.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 980097623 - 2² = 980097619 is a prime.

It is a super-2 number, since 2×980097623² = 1921182701220500258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980094623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18536 + ... + 47997.

It is an arithmetic number, because the mean of its divisors is an integer number (245044722).

Almost surely, 2^980097623 is an apocalyptic number.

980097623 is a deficient number, since it is larger than the sum of its proper divisors (81265).

980097623 is a wasteful number, since it uses less digits than its factorization.

980097623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81264.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 980097623 is about 31306.5108723409. The cubic root of 980097623 is about 993.3213695264.

The spelling of 980097623 in words is "nine hundred eighty million, ninety-seven thousand, six hundred twenty-three".