137295497 has 4 divisors (see below), whose sum is σ = 141724416. Its totient is φ = 132866580.

The previous prime is 137295491. The next prime is 137295547. The reversal of 137295497 is 794592731.

137295497 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137295497 - 2⁸ = 137295241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137295491) 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, 2214413 + ... + 2214474.

It is an arithmetic number, because the mean of its divisors is an integer number (35431104).

Almost surely, 2^137295497 is an apocalyptic number.

It is an amenable number.

137295497 is a deficient number, since it is larger than the sum of its proper divisors (4428919).

137295497 is an equidigital number, since it uses as much as digits as its factorization.

137295497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4428918.

The product of its digits is 476280, while the sum is 47.

The square root of 137295497 is about 11717.3161176099. The cubic root of 137295497 is about 515.8840466674.

It can be divided in two parts, 1372 and 95497, that added together give a palindrome (96869).

The spelling of 137295497 in words is "one hundred thirty-seven million, two hundred ninety-five thousand, four hundred ninety-seven".