1142261037 has 12 divisors (see below), whose sum is σ = 1651060060. Its totient is φ = 760987008.

The previous prime is 1142261033. The next prime is 1142261041. The reversal of 1142261037 is 7301622411.

1142261037 is a `hidden beast` number, since 1 + 1 + 42 + 2 + 610 + 3 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (1142261033) and next prime (1142261041).

It can be written as a sum of positive squares in 2 ways, for example, as 504496521 + 637764516 = 22461^2 + 25254^2 .

It is not a de Polignac number, because 1142261037 - 2² = 1142261033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1142261037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142261033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29218 + ... + 56019.

Almost surely, 2^1142261037 is an apocalyptic number.

It is an amenable number.

1142261037 is a deficient number, since it is larger than the sum of its proper divisors (508799023).

1142261037 is a wasteful number, since it uses less digits than its factorization.

1142261037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86732 (or 86729 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1142261037 is about 33797.3525146571. The cubic root of 1142261037 is about 1045.3341077384.

Adding to 1142261037 its reverse (7301622411), we get a palindrome (8443883448).

The spelling of 1142261037 in words is "one billion, one hundred forty-two million, two hundred sixty-one thousand, thirty-seven".