102581048 has 8 divisors (see below), whose sum is σ = 192339480. Its totient is φ = 51290520.

The previous prime is 102581041. The next prime is 102581051. The reversal of 102581048 is 840185201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 102581048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102581041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6411308 + ... + 6411323.

It is an arithmetic number, because the mean of its divisors is an integer number (24042435).

Almost surely, 2^102581048 is an apocalyptic number.

It is an amenable number.

102581048 is a deficient number, since it is larger than the sum of its proper divisors (89758432).

102581048 is a wasteful number, since it uses less digits than its factorization.

102581048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12822637 (or 12822633 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 102581048 is about 10128.2302501474. The cubic root of 102581048 is about 468.1183984659.

The spelling of 102581048 in words is "one hundred two million, five hundred eighty-one thousand, forty-eight".