1242525304015 has 8 divisors (see below), whose sum is σ = 1555857772128. Its totient is φ = 950801971680.

The previous prime is 1242525304003. The next prime is 1242525304037. The reversal of 1242525304015 is 5104035252421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1242525304015 - 2²¹ = 1242523206863 is a prime.

It is a super-2 number, since 2×1242525304015² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

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, 5402283816 + ... + 5402284045.

It is an arithmetic number, because the mean of its divisors is an integer number (194482221516).

Almost surely, 2^{1242525304015} is an apocalyptic number.

1242525304015 is a deficient number, since it is larger than the sum of its proper divisors (313332468113).

1242525304015 is a wasteful number, since it uses less digits than its factorization.

1242525304015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10804567889.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 1242525304015 in words is "one trillion, two hundred forty-two billion, five hundred twenty-five million, three hundred four thousand, fifteen".