1152500142 has 32 divisors (see below), whose sum is σ = 2452896000. Its totient is φ = 359745408.

The previous prime is 1152500137. The next prime is 1152500149. The reversal of 1152500142 is 2410052511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152500149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8092 + ... + 48687.

It is an arithmetic number, because the mean of its divisors is an integer number (76653000).

Almost surely, 2^1152500142 is an apocalyptic number.

1152500142 is an abundant number, since it is smaller than the sum of its proper divisors (1300395858).

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

1152500142 is a wasteful number, since it uses less digits than its factorization.

1152500142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57000.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1152500142 is about 33948.4924849396. The cubic root of 1152500142 is about 1048.4482420819.

Adding to 1152500142 its reverse (2410052511), we get a palindrome (3562552653).

The spelling of 1152500142 in words is "one billion, one hundred fifty-two million, five hundred thousand, one hundred forty-two".