103140032 has 14 divisors (see below), whose sum is σ = 204668628. Its totient is φ = 51569984.

The previous prime is 103140031. The next prime is 103140049. The reversal of 103140032 is 230041301.

It is a super-2 number, since 2×103140032² = 21275732401922048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103139989 and 103140016.

It is not an unprimeable number, because it can be changed into a prime (103140031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805718 + ... + 805845.

Almost surely, 2^103140032 is an apocalyptic number.

It is an amenable number.

103140032 is a deficient number, since it is larger than the sum of its proper divisors (101528596).

103140032 is an equidigital number, since it uses as much as digits as its factorization.

103140032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611575 (or 1611565 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 103140032 is about 10155.7881033428. The cubic root of 103140032 is about 468.9671479361.

Adding to 103140032 its reverse (230041301), we get a palindrome (333181333).

The spelling of 103140032 in words is "one hundred three million, one hundred forty thousand, thirty-two".