142022553 has 8 divisors (see below), whose sum is σ = 189741888. Its totient is φ = 94492464.

The previous prime is 142022527. The next prime is 142022611. The reversal of 142022553 is 355220241.

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

It is not a de Polignac number, because 142022553 - 2⁵ = 142022521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142022053) 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, 45550 + ... + 48567.

It is an arithmetic number, because the mean of its divisors is an integer number (23717736).

Almost surely, 2^142022553 is an apocalyptic number.

It is an amenable number.

142022553 is a deficient number, since it is larger than the sum of its proper divisors (47719335).

142022553 is an equidigital number, since it uses as much as digits as its factorization.

142022553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94623.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 142022553 is about 11917.3215531008. The cubic root of 142022553 is about 521.7379631970.

Adding to 142022553 its reverse (355220241), we get a palindrome (497242794).

The spelling of 142022553 in words is "one hundred forty-two million, twenty-two thousand, five hundred fifty-three".