898061157 has 12 divisors (see below), whose sum is σ = 1482513760. Its totient is φ = 513177768.

The previous prime is 898061147. The next prime is 898061189. The reversal of 898061157 is 751160898.

It is not a de Polignac number, because 898061157 - 2⁷ = 898061029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898061147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7127407 + ... + 7127532.

Almost surely, 2^898061157 is an apocalyptic number.

It is an amenable number.

898061157 is a deficient number, since it is larger than the sum of its proper divisors (584452603).

898061157 is a wasteful number, since it uses less digits than its factorization.

898061157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14254952 (or 14254949 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 45.

The square root of 898061157 is about 29967.6685279319. The cubic root of 898061157 is about 964.7955778790.

The spelling of 898061157 in words is "eight hundred ninety-eight million, sixty-one thousand, one hundred fifty-seven".