1142001031 has 2 divisors, whose sum is σ = 1142001032. Its totient is φ = 1142001030.

The previous prime is 1142001001. The next prime is 1142001043. The reversal of 1142001031 is 1301002411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1142001031 - 2⁷ = 1142000903 is a prime.

It is a super-2 number, since 2×1142001031² = 2608332709610125922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142001001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571000515 + 571000516.

It is an arithmetic number, because the mean of its divisors is an integer number (571000516).

Almost surely, 2^1142001031 is an apocalyptic number.

1142001031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142001031 is an equidigital number, since it uses as much as digits as its factorization.

1142001031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1142001031 is about 33793.5057518453. The cubic root of 1142001031 is about 1045.2547873507.

Adding to 1142001031 its reverse (1301002411), we get a palindrome (2443003442).

The spelling of 1142001031 in words is "one billion, one hundred forty-two million, one thousand, thirty-one".