140501051 has 2 divisors, whose sum is σ = 140501052. Its totient is φ = 140501050.

The previous prime is 140501047. The next prime is 140501059. The reversal of 140501051 is 150105041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140501051 - 2² = 140501047 is a prime.

It is not a weakly prime, because it can be changed into another prime (140501059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70250525 + 70250526.

It is an arithmetic number, because the mean of its divisors is an integer number (70250526).

Almost surely, 2^140501051 is an apocalyptic number.

140501051 is a deficient number, since it is larger than the sum of its proper divisors (1).

140501051 is an equidigital number, since it uses as much as digits as its factorization.

140501051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 140501051 is about 11853.3139248060. The cubic root of 140501051 is about 519.8681260759.

Adding to 140501051 its reverse (150105041), we get a palindrome (290606092).

The spelling of 140501051 in words is "one hundred forty million, five hundred one thousand, fifty-one".