142963895 has 8 divisors (see below), whose sum is σ = 175207104. Its totient is φ = 111937504.

The previous prime is 142963889. The next prime is 142963921. The reversal of 142963895 is 598369241.

142963895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 142963895 - 2⁴ = 142963879 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

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, 303944 + ... + 304413.

It is an arithmetic number, because the mean of its divisors is an integer number (21900888).

Almost surely, 2^142963895 is an apocalyptic number.

142963895 is a deficient number, since it is larger than the sum of its proper divisors (32243209).

142963895 is an equidigital number, since it uses as much as digits as its factorization.

142963895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608409.

The product of its digits is 466560, while the sum is 47.

The square root of 142963895 is about 11956.7510219123. The cubic root of 142963895 is about 522.8881390623. Note that the first 3 decimals are identical.

The spelling of 142963895 in words is "one hundred forty-two million, nine hundred sixty-three thousand, eight hundred ninety-five".