1142031141 has 6 divisors (see below), whose sum is σ = 1649600550. Its totient is φ = 761354088.

The previous prime is 1142031133. The next prime is 1142031169. The reversal of 1142031141 is 1411302411.

It can be written as a sum of positive squares in only one way, i.e., 965407041 + 176624100 = 31071^2 + 13290^2 .

It is not a de Polignac number, because 1142031141 - 2³ = 1142031133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142031131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63446166 + ... + 63446183.

It is an arithmetic number, because the mean of its divisors is an integer number (274933425).

Almost surely, 2^1142031141 is an apocalyptic number.

It is an amenable number.

1142031141 is a deficient number, since it is larger than the sum of its proper divisors (507569409).

1142031141 is a wasteful number, since it uses less digits than its factorization.

1142031141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126892355 (or 126892352 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1142031141 is about 33793.9512487072. The cubic root of 1142031141 is about 1045.2639736661.

Adding to 1142031141 its reverse (1411302411), we get a palindrome (2553333552).

The spelling of 1142031141 in words is "one billion, one hundred forty-two million, thirty-one thousand, one hundred forty-one".