126154140 has 48 divisors (see below), whose sum is σ = 403694592. Its totient is φ = 28835136.

The previous prime is 126154139. The next prime is 126154141. The reversal of 126154140 is 41451621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (126154139) and next prime (126154141).

It is a self number, because there is not a number n which added to its sum of digits gives 126154140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126154141) 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, 149764 + ... + 150603.

It is an arithmetic number, because the mean of its divisors is an integer number (8410304).

Almost surely, 2^126154140 is an apocalyptic number.

126154140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126154140 is an abundant number, since it is smaller than the sum of its proper divisors (277540452).

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

126154140 is a wasteful number, since it uses less digits than its factorization.

126154140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300386 (or 300384 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 126154140 is about 11231.8360030763. The cubic root of 126154140 is about 501.5341413397.

The spelling of 126154140 in words is "one hundred twenty-six million, one hundred fifty-four thousand, one hundred forty".