103151992 has 32 divisors (see below), whose sum is σ = 198164880. Its totient is φ = 50319360.

The previous prime is 103151963. The next prime is 103152013. The reversal of 103151992 is 299151301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88888 + ... + 90040.

Almost surely, 2^103151992 is an apocalyptic number.

It is an amenable number.

103151992 is a deficient number, since it is larger than the sum of its proper divisors (95012888).

103151992 is a wasteful number, since it uses less digits than its factorization.

103151992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423 (or 1419 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 103151992 is about 10156.3769130532. The cubic root of 103151992 is about 468.9852742000.

The spelling of 103151992 in words is "one hundred three million, one hundred fifty-one thousand, nine hundred ninety-two".