142534512 has 40 divisors (see below), whose sum is σ = 409128080. Its totient is φ = 47511360.

The previous prime is 142534499. The next prime is 142534517. The reversal of 142534512 is 215435241.

142534512 is a `hidden beast` number, since 142 + 5 + 3 + 4 + 512 = 666.

It is a super-2 number, since 2×142534512² = 40632174222156288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142534517) 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, 164539 + ... + 165402.

It is an arithmetic number, because the mean of its divisors is an integer number (10228202).

Almost surely, 2^142534512 is an apocalyptic number.

142534512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142534512 is an abundant number, since it is smaller than the sum of its proper divisors (266593568).

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

142534512 is a wasteful number, since it uses less digits than its factorization.

142534512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329958 (or 329946 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 142534512 is about 11938.7818474081. The cubic root of 142534512 is about 522.3641269680.

Adding to 142534512 its reverse (215435241), we get a palindrome (357969753).

It can be divided in two parts, 1425 and 34512, that added together give a cube (35937 = 33³).

The spelling of 142534512 in words is "one hundred forty-two million, five hundred thirty-four thousand, five hundred twelve".