142136510 has 16 divisors (see below), whose sum is σ = 256151376. Its totient is φ = 56786688.

The previous prime is 142136483. The next prime is 142136521. The reversal of 142136510 is 15631241.

142136510 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782 + ... + 16878.

It is an arithmetic number, because the mean of its divisors is an integer number (16009461).

Almost surely, 2^142136510 is an apocalyptic number.

142136510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142136510 is a deficient number, since it is larger than the sum of its proper divisors (114014866).

142136510 is a wasteful number, since it uses less digits than its factorization.

142136510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16987.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 142136510 is about 11922.1017442396. The cubic root of 142136510 is about 521.8774710820.

Adding to 142136510 its reverse (15631241), we get a palindrome (157767751).

The spelling of 142136510 in words is "one hundred forty-two million, one hundred thirty-six thousand, five hundred ten".