142453532 has 24 divisors (see below), whose sum is σ = 271086816. Its totient is φ = 65107008.

The previous prime is 142453529. The next prime is 142453537. The reversal of 142453532 is 235354241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 142453495 and 142453504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142453537) 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, 7943 + ... + 18654.

It is an arithmetic number, because the mean of its divisors is an integer number (11295284).

Almost surely, 2^142453532 is an apocalyptic number.

It is an amenable number.

142453532 is a deficient number, since it is larger than the sum of its proper divisors (128633284).

142453532 is a wasteful number, since it uses less digits than its factorization.

142453532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26717 (or 26715 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 142453532 is about 11935.3898972761. The cubic root of 142453532 is about 522.2651823686.

The spelling of 142453532 in words is "one hundred forty-two million, four hundred fifty-three thousand, five hundred thirty-two".