140261255 has 8 divisors (see below), whose sum is σ = 174117600. Its totient is φ = 108339616.

The previous prime is 140261243. The next prime is 140261263. The reversal of 140261255 is 552162041.

140261255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140261255 - 2²² = 136066951 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483515 + ... + 483804.

It is an arithmetic number, because the mean of its divisors is an integer number (21764700).

Almost surely, 2^140261255 is an apocalyptic number.

140261255 is a deficient number, since it is larger than the sum of its proper divisors (33856345).

140261255 is an equidigital number, since it uses as much as digits as its factorization.

140261255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967353.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 140261255 is about 11843.1944592665. The cubic root of 140261255 is about 519.5722011585.

The spelling of 140261255 in words is "one hundred forty million, two hundred sixty-one thousand, two hundred fifty-five".