142016253 has 8 divisors (see below), whose sum is σ = 191031168. Its totient is φ = 93839424.

The previous prime is 142016243. The next prime is 142016257. The reversal of 142016253 is 352610241.

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

It is not a de Polignac number, because 142016253 - 2¹⁶ = 141950717 is a prime.

It is a super-2 number, since 2×142016253² = 40337232232320018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142016257) 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, 209125 + ... + 209802.

It is an arithmetic number, because the mean of its divisors is an integer number (23878896).

Almost surely, 2^142016253 is an apocalyptic number.

It is an amenable number.

142016253 is a deficient number, since it is larger than the sum of its proper divisors (49014915).

142016253 is a wasteful number, since it uses less digits than its factorization.

142016253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419043.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 142016253 is about 11917.0572290310. The cubic root of 142016253 is about 521.7302484650.

Adding to 142016253 its reverse (352610241), we get a palindrome (494626494).

The spelling of 142016253 in words is "one hundred forty-two million, sixteen thousand, two hundred fifty-three".