140451011 has 2 divisors, whose sum is σ = 140451012. Its totient is φ = 140451010.

The previous prime is 140450963. The next prime is 140451013. The reversal of 140451011 is 110154041.

140451011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140451011 - 2²² = 136256707 is a prime.

Together with 140451013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140451013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70225505 + 70225506.

It is an arithmetic number, because the mean of its divisors is an integer number (70225506).

Almost surely, 2^140451011 is an apocalyptic number.

140451011 is a deficient number, since it is larger than the sum of its proper divisors (1).

140451011 is an equidigital number, since it uses as much as digits as its factorization.

140451011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 140451011 is about 11851.2029347235. The cubic root of 140451011 is about 519.8064010572.

The spelling of 140451011 in words is "one hundred forty million, four hundred fifty-one thousand, eleven".