997274725354 has 4 divisors (see below), whose sum is σ = 1495912088034. Its totient is φ = 498637362676.

The previous prime is 997274725351. The next prime is 997274725439. The reversal of 997274725354 is 453527472799.

997274725354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 453527472799 = 1877 ⋅241623587.

It can be written as a sum of positive squares in only one way, i.e., 933706701225 + 63568024129 = 966285^2 + 252127^2 .

It is a super-2 number, since 2×997274725354² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (997274725351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249318681337 + ... + 249318681340.

Almost surely, 2^997274725354 is an apocalyptic number.

997274725354 is a deficient number, since it is larger than the sum of its proper divisors (498637362680).

997274725354 is a wasteful number, since it uses less digits than its factorization.

997274725354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498637362679.

The product of its digits is 133358400, while the sum is 64.

The spelling of 997274725354 in words is "nine hundred ninety-seven billion, two hundred seventy-four million, seven hundred twenty-five thousand, three hundred fifty-four".