142101154 has 16 divisors (see below), whose sum is σ = 234888192. Its totient is φ = 64059408.

The previous prime is 142101137. The next prime is 142101221. The reversal of 142101154 is 451101241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62434 + ... + 64669.

It is an arithmetic number, because the mean of its divisors is an integer number (14680512).

Almost surely, 2^142101154 is an apocalyptic number.

142101154 is a deficient number, since it is larger than the sum of its proper divisors (92787038).

142101154 is a wasteful number, since it uses less digits than its factorization.

142101154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127161.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 142101154 is about 11920.6188597740. The cubic root of 142101154 is about 521.8341957125.

Adding to 142101154 its reverse (451101241), we get a palindrome (593202395).

The spelling of 142101154 in words is "one hundred forty-two million, one hundred one thousand, one hundred fifty-four".