140379554 has 16 divisors (see below), whose sum is σ = 247155648. Its totient is φ = 58536432.

The previous prime is 140379541. The next prime is 140379559. The reversal of 140379554 is 455973041.

It is not an unprimeable number, because it can be changed into a prime (140379559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134984 + ... + 136019.

It is an arithmetic number, because the mean of its divisors is an integer number (15447228).

Almost surely, 2^140379554 is an apocalyptic number.

140379554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140379554 is a deficient number, since it is larger than the sum of its proper divisors (106776094).

140379554 is a wasteful number, since it uses less digits than its factorization.

140379554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271049.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 140379554 is about 11848.1877939202. The cubic root of 140379554 is about 519.7182324573.

The spelling of 140379554 in words is "one hundred forty million, three hundred seventy-nine thousand, five hundred fifty-four".