102541442 has 16 divisors (see below), whose sum is σ = 162228960. Its totient is φ = 48475872.

The previous prime is 102541441. The next prime is 102541457. The reversal of 102541442 is 244145201.

It is not an unprimeable number, because it can be changed into a prime (102541441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18998 + ... + 23790.

It is an arithmetic number, because the mean of its divisors is an integer number (10139310).

Almost surely, 2^102541442 is an apocalyptic number.

102541442 is a deficient number, since it is larger than the sum of its proper divisors (59687518).

102541442 is a wasteful number, since it uses less digits than its factorization.

102541442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5377.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 102541442 is about 10126.2748333235. The cubic root of 102541442 is about 468.0581446982.

Adding to 102541442 its reverse (244145201), we get a palindrome (346686643).

It can be divided in two parts, 10 and 2541442, that added together give a palindrome (2541452).

The spelling of 102541442 in words is "one hundred two million, five hundred forty-one thousand, four hundred forty-two".