140462155 has 8 divisors (see below), whose sum is σ = 177426000. Its totient is φ = 106455456.

The previous prime is 140462093. The next prime is 140462159. The reversal of 140462155 is 551264041.

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 140462155 - 2¹⁷ = 140331083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140462159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739180 + ... + 739369.

It is an arithmetic number, because the mean of its divisors is an integer number (22178250).

Almost surely, 2^140462155 is an apocalyptic number.

140462155 is a deficient number, since it is larger than the sum of its proper divisors (36963845).

140462155 is a wasteful number, since it uses less digits than its factorization.

140462155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478573.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 140462155 is about 11851.6730886403. The cubic root of 140462155 is about 519.8201486011.

The spelling of 140462155 in words is "one hundred forty million, four hundred sixty-two thousand, one hundred fifty-five".