142032499 has 8 divisors (see below), whose sum is σ = 162398048. Its totient is φ = 121685760.

The previous prime is 142032497. The next prime is 142032511. The reversal of 142032499 is 994230241.

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

It is not a de Polignac number, because 142032499 - 2¹ = 142032497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142032493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20509 + ... + 26545.

It is an arithmetic number, because the mean of its divisors is an integer number (20299756).

Almost surely, 2^142032499 is an apocalyptic number.

142032499 is a deficient number, since it is larger than the sum of its proper divisors (20365549).

142032499 is an equidigital number, since it uses as much as digits as its factorization.

142032499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9405.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 142032499 is about 11917.7388375480. The cubic root of 142032499 is about 521.7501422125.

The spelling of 142032499 in words is "one hundred forty-two million, thirty-two thousand, four hundred ninety-nine".