9745157 has 4 divisors (see below), whose sum is σ = 10258080. Its totient is φ = 9232236.

The previous prime is 9745117. The next prime is 9745181. The reversal of 9745157 is 7515479.

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 9745157 - 2⁶ = 9745093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9745157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9745117) 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, 256433 + ... + 256470.

It is an arithmetic number, because the mean of its divisors is an integer number (2564520).

Almost surely, 2^9745157 is an apocalyptic number.

It is an amenable number.

9745157 is a deficient number, since it is larger than the sum of its proper divisors (512923).

9745157 is a wasteful number, since it uses less digits than its factorization.

9745157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512922.

The product of its digits is 44100, while the sum is 38.

The square root of 9745157 is about 3121.7234022251. The cubic root of 9745157 is about 213.5975564557.

It can be divided in two parts, 97 and 45157, that added together give a palindrome (45254).

The spelling of 9745157 in words is "nine million, seven hundred forty-five thousand, one hundred fifty-seven".