140551043 has 2 divisors, whose sum is σ = 140551044. Its totient is φ = 140551042.

The previous prime is 140551007. The next prime is 140551057. The reversal of 140551043 is 340155041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140551043 - 2¹² = 140546947 is a prime.

It is not a weakly prime, because it can be changed into another prime (140551003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70275521 + 70275522.

It is an arithmetic number, because the mean of its divisors is an integer number (70275522).

Almost surely, 2^140551043 is an apocalyptic number.

140551043 is a deficient number, since it is larger than the sum of its proper divisors (1).

140551043 is an equidigital number, since it uses as much as digits as its factorization.

140551043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 140551043 is about 11855.4225146133. The cubic root of 140551043 is about 519.9297772530.

The spelling of 140551043 in words is "one hundred forty million, five hundred fifty-one thousand, forty-three".