102151193 has 8 divisors (see below), whose sum is σ = 104633856. Its totient is φ = 99689200.

The previous prime is 102151139. The next prime is 102151223. The reversal of 102151193 is 391151201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102151193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102151123) 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, 5078 + ... + 15168.

It is an arithmetic number, because the mean of its divisors is an integer number (13079232).

Almost surely, 2^102151193 is an apocalyptic number.

It is an amenable number.

102151193 is a deficient number, since it is larger than the sum of its proper divisors (2482663).

102151193 is a wasteful number, since it uses less digits than its factorization.

102151193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10335.

The product of its (nonzero) digits is 270, while the sum is 23.

The square root of 102151193 is about 10106.9873355021. The cubic root of 102151193 is about 467.4636161834.

The spelling of 102151193 in words is "one hundred two million, one hundred fifty-one thousand, one hundred ninety-three".