1142537053 has 8 divisors (see below), whose sum is σ = 1333539072. Its totient is φ = 958480656.

The previous prime is 1142537021. The next prime is 1142537057. The reversal of 1142537053 is 3507352411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1142537053 - 2⁵ = 1142537021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142537057) 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, 1736050 + ... + 1736707.

It is an arithmetic number, because the mean of its divisors is an integer number (166692384).

Almost surely, 2^1142537053 is an apocalyptic number.

It is an amenable number.

1142537053 is a deficient number, since it is larger than the sum of its proper divisors (191002019).

1142537053 is an equidigital number, since it uses as much as digits as its factorization.

1142537053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3472811.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 1142537053 is about 33801.4356647761. The cubic root of 1142537053 is about 1045.4182991485.

Adding to 1142537053 its reverse (3507352411), we get a palindrome (4649889464).

The spelling of 1142537053 in words is "one billion, one hundred forty-two million, five hundred thirty-seven thousand, fifty-three".