140670135 has 16 divisors (see below), whose sum is σ = 250080480. Its totient is φ = 75024000.

The previous prime is 140670133. The next prime is 140670137. The reversal of 140670135 is 531076041.

140670135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140670133) and next prime (140670137).

It is not a de Polignac number, because 140670135 - 2¹ = 140670133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 140670099 and 140670108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140670133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 520866 + ... + 521135.

It is an arithmetic number, because the mean of its divisors is an integer number (15630030).

Almost surely, 2^140670135 is an apocalyptic number.

140670135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140670135 is a deficient number, since it is larger than the sum of its proper divisors (109410345).

140670135 is a wasteful number, since it uses less digits than its factorization.

140670135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042015 (or 1042009 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 140670135 is about 11860.4441316504. Note that the first 3 decimals coincide. The cubic root of 140670135 is about 520.0765851205.

The spelling of 140670135 in words is "one hundred forty million, six hundred seventy thousand, one hundred thirty-five".