1142039292 has 24 divisors (see below), whose sum is σ = 2665305552. Its totient is φ = 380601600.

The previous prime is 1142039291. The next prime is 1142039293. The reversal of 1142039292 is 2929302411.

It is an interprime number because it is at equal distance from previous prime (1142039291) and next prime (1142039293).

It is a super-2 number, since 2×1142039292² = 2608507488943722528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142039291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105492 + ... + 115812.

It is an arithmetic number, because the mean of its divisors is an integer number (111054398).

Almost surely, 2^1142039292 is an apocalyptic number.

1142039292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142039292 is an abundant number, since it is smaller than the sum of its proper divisors (1523266260).

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

1142039292 is a wasteful number, since it uses less digits than its factorization.

1142039292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19549 (or 19547 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 1142039292 is about 33794.0718469971. The cubic root of 1142039292 is about 1045.2664604420.

The spelling of 1142039292 in words is "one billion, one hundred forty-two million, thirty-nine thousand, two hundred ninety-two".