140126436 has 36 divisors (see below), whose sum is σ = 367329872. Its totient is φ = 46708488.

The previous prime is 140126429. The next prime is 140126443. The reversal of 140126436 is 634621041.

140126436 is a `hidden beast` number, since 1 + 4 + 0 + 12 + 643 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (140126429) and next prime (140126443).

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 71110 + ... + 73053.

Almost surely, 2^140126436 is an apocalyptic number.

It is an amenable number.

140126436 is an abundant number, since it is smaller than the sum of its proper divisors (227203436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140126436 is a wasteful number, since it uses less digits than its factorization.

140126436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144182 (or 144168 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 140126436 is about 11837.5012565997. The cubic root of 140126436 is about 519.4056770057.

Adding to 140126436 its reverse (634621041), we get a palindrome (774747477).

The spelling of 140126436 in words is "one hundred forty million, one hundred twenty-six thousand, four hundred thirty-six".