1240001204502 has 16 divisors (see below), whose sum is σ = 2537676884160. Its totient is φ = 403721322312.

The previous prime is 1240001204483. The next prime is 1240001204521. The reversal of 1240001204502 is 2054021000421.

It is an interprime number because it is at equal distance from previous prime (1240001204483) and next prime (1240001204521).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2403102852 + ... + 2403103367.

It is an arithmetic number, because the mean of its divisors is an integer number (158604805260).

Almost surely, 2^{1240001204502} is an apocalyptic number.

1240001204502 is an abundant number, since it is smaller than the sum of its proper divisors (1297675679658).

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

1240001204502 is a wasteful number, since it uses less digits than its factorization.

1240001204502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4806206267.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 1240001204502 its reverse (2054021000421), we get a palindrome (3294022204923).

The spelling of 1240001204502 in words is "one trillion, two hundred forty billion, one million, two hundred four thousand, five hundred two".