140370051 has 4 divisors (see below), whose sum is σ = 187160072. Its totient is φ = 93580032.

The previous prime is 140370029. The next prime is 140370073. The reversal of 140370051 is 150073041.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (140370029) and next prime (140370073).

It is not a de Polignac number, because 140370051 - 2¹⁰ = 140369027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140370551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23395006 + ... + 23395011.

It is an arithmetic number, because the mean of its divisors is an integer number (46790018).

Almost surely, 2^140370051 is an apocalyptic number.

140370051 is a deficient number, since it is larger than the sum of its proper divisors (46790021).

140370051 is an equidigital number, since it uses as much as digits as its factorization.

140370051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46790020.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 140370051 is about 11847.7867553396. The cubic root of 140370051 is about 519.7065047432.

The spelling of 140370051 in words is "one hundred forty million, three hundred seventy thousand, fifty-one".