142454465 has 8 divisors (see below), whose sum is σ = 171901440. Its totient is φ = 113326192.

The previous prime is 142454461. The next prime is 142454527. The reversal of 142454465 is 564454241.

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 142454465 - 2² = 142454461 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (142454461) 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, 78689 + ... + 80478.

It is an arithmetic number, because the mean of its divisors is an integer number (21487680).

Almost surely, 2^142454465 is an apocalyptic number.

It is an amenable number.

142454465 is a deficient number, since it is larger than the sum of its proper divisors (29446975).

142454465 is a wasteful number, since it uses less digits than its factorization.

142454465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159351.

The product of its digits is 76800, while the sum is 35.

The square root of 142454465 is about 11935.4289826550. The cubic root of 142454465 is about 522.2663225588.

The spelling of 142454465 in words is "one hundred forty-two million, four hundred fifty-four thousand, four hundred sixty-five".