103140035644 has 12 divisors (see below), whose sum is σ = 186317483968. Its totient is φ = 49906468800.

The previous prime is 103140035629. The next prime is 103140035681. The reversal of 103140035644 is 446530041301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415887117 + ... + 415887364.

Almost surely, 2^103140035644 is an apocalyptic number.

It is an amenable number.

103140035644 is a deficient number, since it is larger than the sum of its proper divisors (83177448324).

103140035644 is a wasteful number, since it uses less digits than its factorization.

103140035644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831774516 (or 831774514 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 103140035644 its reverse (446530041301), we get a palindrome (549670076945).

The spelling of 103140035644 in words is "one hundred three billion, one hundred forty million, thirty-five thousand, six hundred forty-four".