102657120 has 96 divisors (see below), whose sum is σ = 333849600. Its totient is φ = 26488320.

The previous prime is 102657097. The next prime is 102657143. The reversal of 102657120 is 21756201.

It is an interprime number because it is at equal distance from previous prime (102657097) and next prime (102657143).

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 (24).

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, 11431 + ... + 18329.

It is an arithmetic number, because the mean of its divisors is an integer number (3477600).

Almost surely, 2^102657120 is an apocalyptic number.

102657120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102657120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166924800).

102657120 is an abundant number, since it is smaller than the sum of its proper divisors (231192480).

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

102657120 is a wasteful number, since it uses less digits than its factorization.

102657120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6948 (or 6940 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 102657120 is about 10131.9849980149. The cubic root of 102657120 is about 468.2340855394.

The spelling of 102657120 in words is "one hundred two million, six hundred fifty-seven thousand, one hundred twenty".