1142886251031 has 32 divisors (see below), whose sum is σ = 1833405964800. Its totient is φ = 618636165120.

The previous prime is 1142886251011. The next prime is 1142886251057. The reversal of 1142886251031 is 1301526882411.

It is a happy number.

It is not a de Polignac number, because 1142886251031 - 2¹⁵ = 1142886218263 is a prime.

It is a super-2 number, since 2×1142886251031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142886251011) 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 31 ways as a sum of consecutive naturals, for example, 3518871 + ... + 3829911.

It is an arithmetic number, because the mean of its divisors is an integer number (57293936400).

Almost surely, 2^{1142886251031} is an apocalyptic number.

1142886251031 is a deficient number, since it is larger than the sum of its proper divisors (690519713769).

1142886251031 is a wasteful number, since it uses less digits than its factorization.

1142886251031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320279.

The product of its (nonzero) digits is 92160, while the sum is 42.

The spelling of 1142886251031 in words is "one trillion, one hundred forty-two billion, eight hundred eighty-six million, two hundred fifty-one thousand, thirty-one".