102611040 has 96 divisors (see below), whose sum is σ = 369411840. Its totient is φ = 23453184.

The previous prime is 102611017. The next prime is 102611053. The reversal of 102611040 is 40116201.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11910 + ... + 18629.

It is an arithmetic number, because the mean of its divisors is an integer number (3848040).

Almost surely, 2^102611040 is an apocalyptic number.

102611040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102611040 is an abundant number, since it is smaller than the sum of its proper divisors (266800800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102611040 is a wasteful number, since it uses less digits than its factorization.

102611040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30564 (or 30556 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 102611040 is about 10129.7107559890. The cubic root of 102611040 is about 468.1640158556.

Adding to 102611040 its reverse (40116201), we get a palindrome (142727241).

The spelling of 102611040 in words is "one hundred two million, six hundred eleven thousand, forty".