140162051 has 8 divisors (see below), whose sum is σ = 143058960. Its totient is φ = 137274592.

The previous prime is 140162021. The next prime is 140162053. The reversal of 140162051 is 150261041.

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 140162051 - 2²⁶ = 73053187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140162053) by changing a digit.

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, 32921 + ... + 36933.

It is an arithmetic number, because the mean of its divisors is an integer number (17882370).

Almost surely, 2^140162051 is an apocalyptic number.

140162051 is a deficient number, since it is larger than the sum of its proper divisors (2896909).

140162051 is an equidigital number, since it uses as much as digits as its factorization.

140162051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4725.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 140162051 is about 11839.0054903273. The cubic root of 140162051 is about 519.4496779016.

The spelling of 140162051 in words is "one hundred forty million, one hundred sixty-two thousand, fifty-one".