97455479 has 4 divisors (see below), whose sum is σ = 106315080. Its totient is φ = 88595880.

The previous prime is 97455473. The next prime is 97455497.

97455479 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97455479 - 2²⁴ = 80678263 is a prime.

It is a super-5 number, since 5×97455479⁵ (a number of 41 digits) contains 55555 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 (97455473) 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, 4429784 + ... + 4429805.

It is an arithmetic number, because the mean of its divisors is an integer number (26578770).

Almost surely, 2^97455479 is an apocalyptic number.

97455479 is a deficient number, since it is larger than the sum of its proper divisors (8859601).

97455479 is a wasteful number, since it uses less digits than its factorization.

97455479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8859600.

The product of its digits is 1587600, while the sum is 50.

The square root of 97455479 is about 9871.9541631837. The cubic root of 97455479 is about 460.1881382276.

The spelling of 97455479 in words is "ninety-seven million, four hundred fifty-five thousand, four hundred seventy-nine".