102611042 has 4 divisors (see below), whose sum is σ = 153916566. Its totient is φ = 51305520.

The previous prime is 102611017. The next prime is 102611053. The reversal of 102611042 is 240116201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53597041 + 49014001 = 7321^2 + 7001^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102611042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25652759 + ... + 25652762.

Almost surely, 2^102611042 is an apocalyptic number.

102611042 is a deficient number, since it is larger than the sum of its proper divisors (51305524).

102611042 is an equidigital number, since it uses as much as digits as its factorization.

102611042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51305523.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 102611042 is about 10129.7108547085. The cubic root of 102611042 is about 468.1640188973.

Adding to 102611042 its reverse (240116201), we get a palindrome (342727243).

The spelling of 102611042 in words is "one hundred two million, six hundred eleven thousand, forty-two".