8969157 has 8 divisors (see below), whose sum is σ = 13287680. Its totient is φ = 5979420.

The previous prime is 8969143. The next prime is 8969171. The reversal of 8969157 is 7519698.

8969157 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8969143) and next prime (8969171).

It is not a de Polignac number, because 8969157 - 2⁷ = 8969029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8969117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166069 + ... + 166122.

It is an arithmetic number, because the mean of its divisors is an integer number (1660960).

Almost surely, 2^8969157 is an apocalyptic number.

It is an amenable number.

8969157 is a deficient number, since it is larger than the sum of its proper divisors (4318523).

8969157 is a wasteful number, since it uses less digits than its factorization.

8969157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332200 (or 332194 counting only the distinct ones).

The product of its digits is 136080, while the sum is 45.

The square root of 8969157 is about 2994.8550883140. The cubic root of 8969157 is about 207.7704954431.

The spelling of 8969157 in words is "eight million, nine hundred sixty-nine thousand, one hundred fifty-seven".