140451301 has 4 divisors (see below), whose sum is σ = 140480032. Its totient is φ = 140422572.

The previous prime is 140451253. The next prime is 140451313. The reversal of 140451301 is 103154041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 103154041 = 149 ⋅692309.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140451301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140451361) 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, 4995 + ... + 17488.

It is an arithmetic number, because the mean of its divisors is an integer number (35120008).

Almost surely, 2^140451301 is an apocalyptic number.

It is an amenable number.

140451301 is a deficient number, since it is larger than the sum of its proper divisors (28731).

140451301 is an equidigital number, since it uses as much as digits as its factorization.

140451301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28730.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 140451301 is about 11851.2151697621. The cubic root of 140451301 is about 519.8067588184.

The spelling of 140451301 in words is "one hundred forty million, four hundred fifty-one thousand, three hundred one".