140135463 has 12 divisors (see below), whose sum is σ = 217988680. Its totient is φ = 86237136.

The previous prime is 140135459. The next prime is 140135467. The reversal of 140135463 is 364531041.

It is an interprime number because it is at equal distance from previous prime (140135459) and next prime (140135467).

It is not a de Polignac number, because 140135463 - 2² = 140135459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140135467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 598753 + ... + 598986.

Almost surely, 2^140135463 is an apocalyptic number.

140135463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140135463 is a deficient number, since it is larger than the sum of its proper divisors (77853217).

140135463 is a wasteful number, since it uses less digits than its factorization.

140135463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197758 (or 1197755 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 140135463 is about 11837.8825386975. The cubic root of 140135463 is about 519.4168302054.

It can be divided in two parts, 1401 and 35463, that added together give a square (36864 = 192²).

The spelling of 140135463 in words is "one hundred forty million, one hundred thirty-five thousand, four hundred sixty-three".