102541426 has 12 divisors (see below), whose sum is σ = 166554522. Its totient is φ = 47326656.

The previous prime is 102541409. The next prime is 102541441. The reversal of 102541426 is 624145201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 20657025 + 81884401 = 4545^2 + 9049^2 .

It is a super-2 number, since 2×102541426² = 21029488092226952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102541426.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 151351 + ... + 152026.

Almost surely, 2^102541426 is an apocalyptic number.

102541426 is a deficient number, since it is larger than the sum of its proper divisors (64013096).

102541426 is a wasteful number, since it uses less digits than its factorization.

102541426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303405 (or 303392 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 102541426 is about 10126.2740432994. The cubic root of 102541426 is about 468.0581203538.

Adding to 102541426 its reverse (624145201), we get a palindrome (726686627).

The spelling of 102541426 in words is "one hundred two million, five hundred forty-one thousand, four hundred twenty-six".