997369454 has 4 divisors (see below), whose sum is σ = 1496054184. Its totient is φ = 498684726.

The previous prime is 997369441. The next prime is 997369463. The reversal of 997369454 is 454963799.

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

It is a pancake number, because a pancake can be divided into 997369454 parts by 44662 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 997369454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249342362 + ... + 249342365.

It is an arithmetic number, because the mean of its divisors is an integer number (374013546).

Almost surely, 2^997369454 is an apocalyptic number.

997369454 is a deficient number, since it is larger than the sum of its proper divisors (498684730).

997369454 is a wasteful number, since it uses less digits than its factorization.

997369454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498684729.

The product of its digits is 7348320, while the sum is 56.

The square root of 997369454 is about 31581.1566285974. The cubic root of 997369454 is about 999.1223813441.

The spelling of 997369454 in words is "nine hundred ninety-seven million, three hundred sixty-nine thousand, four hundred fifty-four".