1126242157420 has 24 divisors (see below), whose sum is σ = 2366368656624. Its totient is φ = 450256838976.

The previous prime is 1126242157393. The next prime is 1126242157423. The reversal of 1126242157420 is 247512426211.

It is a super-3 number, since 3×1126242157420³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1126242157420.

It is not an unprimeable number, because it can be changed into a prime (1126242157423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14963022 + ... + 15038101.

It is an arithmetic number, because the mean of its divisors is an integer number (98598694026).

Almost surely, 2^{1126242157420} is an apocalyptic number.

1126242157420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1126242157420 is an abundant number, since it is smaller than the sum of its proper divisors (1240126499204).

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

1126242157420 is a wasteful number, since it uses less digits than its factorization.

1126242157420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30003009 (or 30003007 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 1126242157420 in words is "one trillion, one hundred twenty-six billion, two hundred forty-two million, one hundred fifty-seven thousand, four hundred twenty".