142514661 has 8 divisors (see below), whose sum is σ = 191407104. Its totient is φ = 94316000.

The previous prime is 142514653. The next prime is 142514699. The reversal of 142514661 is 166415241.

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

It is a cyclic number.

It is not a de Polignac number, because 142514661 - 2³ = 142514653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142514261) 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, 172965 + ... + 173786.

It is an arithmetic number, because the mean of its divisors is an integer number (23925888).

Almost surely, 2^142514661 is an apocalyptic number.

It is an amenable number.

142514661 is a deficient number, since it is larger than the sum of its proper divisors (48892443).

142514661 is a wasteful number, since it uses less digits than its factorization.

142514661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346891.

The product of its digits is 5760, while the sum is 30.

The square root of 142514661 is about 11937.9504522343. The cubic root of 142514661 is about 522.3398756912.

The spelling of 142514661 in words is "one hundred forty-two million, five hundred fourteen thousand, six hundred sixty-one".