1240004330125 has 32 divisors (see below), whose sum is σ = 1692420283008. Its totient is φ = 899572000000.

The previous prime is 1240004330113. The next prime is 1240004330141. The reversal of 1240004330125 is 5210334000421.

It is not a de Polignac number, because 1240004330125 - 2¹⁹ = 1240003805837 is a prime.

It is a super-2 number, since 2×1240004330125² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1240004330125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573091 + ... + 1675840.

It is an arithmetic number, because the mean of its divisors is an integer number (52888133844).

Almost surely, 2^{1240004330125} is an apocalyptic number.

It is an amenable number.

1240004330125 is a deficient number, since it is larger than the sum of its proper divisors (452415952883).

1240004330125 is a wasteful number, since it uses less digits than its factorization.

1240004330125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249358 (or 2249348 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 1240004330125 its reverse (5210334000421), we get a palindrome (6450338330546).

The spelling of 1240004330125 in words is "one trillion, two hundred forty billion, four million, three hundred thirty thousand, one hundred twenty-five".