99598151 has 4 divisors (see below), whose sum is σ = 103032600. Its totient is φ = 96163704.

The previous prime is 99598139. The next prime is 99598153. The reversal of 99598151 is 15189599.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99598151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99598096 and 99598105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99598153) 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, 1717181 + ... + 1717238.

It is an arithmetic number, because the mean of its divisors is an integer number (25758150).

Almost surely, 2^99598151 is an apocalyptic number.

99598151 is a deficient number, since it is larger than the sum of its proper divisors (3434449).

99598151 is a wasteful number, since it uses less digits than its factorization.

99598151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434448.

The product of its digits is 145800, while the sum is 47.

The square root of 99598151 is about 9979.8873240132. The cubic root of 99598151 is about 463.5363094023.

The spelling of 99598151 in words is "ninety-nine million, five hundred ninety-eight thousand, one hundred fifty-one".