142051065 has 64 divisors (see below), whose sum is σ = 263160576. Its totient is φ = 64806912.

The previous prime is 142051037. The next prime is 142051079. The reversal of 142051065 is 560150241.

It is not a de Polignac number, because 142051065 - 2²³ = 133662457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 241702 + ... + 242288.

It is an arithmetic number, because the mean of its divisors is an integer number (4111884).

Almost surely, 2^142051065 is an apocalyptic number.

142051065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142051065 is a deficient number, since it is larger than the sum of its proper divisors (121109511).

142051065 is a wasteful number, since it uses less digits than its factorization.

142051065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 142051065 is about 11918.5177350206. The cubic root of 142051065 is about 521.7728750170.

The spelling of 142051065 in words is "one hundred forty-two million, fifty-one thousand, sixty-five".