1142202051 has 12 divisors (see below), whose sum is σ = 1652352000. Its totient is φ = 760312080.

The previous prime is 1142202041. The next prime is 1142202101. The reversal of 1142202051 is 1502022411.

It is not a de Polignac number, because 1142202051 - 2⁷ = 1142201923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1142202041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90051 + ... + 101948.

It is an arithmetic number, because the mean of its divisors is an integer number (137696000).

Almost surely, 2^1142202051 is an apocalyptic number.

1142202051 is a deficient number, since it is larger than the sum of its proper divisors (510149949).

1142202051 is a wasteful number, since it uses less digits than its factorization.

1142202051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192666 (or 192663 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1142202051 is about 33796.4798610743. The cubic root of 1142202051 is about 1045.3161138540.

Adding to 1142202051 its reverse (1502022411), we get a palindrome (2644224462).

The spelling of 1142202051 in words is "one billion, one hundred forty-two million, two hundred two thousand, fifty-one".