1236126052 has 48 divisors (see below), whose sum is σ = 2509516800. Its totient is φ = 521845632.

The previous prime is 1236126043. The next prime is 1236126061. The reversal of 1236126052 is 2506216321.

It is an interprime number because it is at equal distance from previous prime (1236126043) and next prime (1236126061).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1236126052.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528678 + ... + 531010.

It is an arithmetic number, because the mean of its divisors is an integer number (52281600).

Almost surely, 2^1236126052 is an apocalyptic number.

It is an amenable number.

1236126052 is an abundant number, since it is smaller than the sum of its proper divisors (1273390748).

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

1236126052 is a wasteful number, since it uses less digits than its factorization.

1236126052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620 (or 2618 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1236126052 is about 35158.5843287240. The cubic root of 1236126052 is about 1073.2171065674.

The spelling of 1236126052 in words is "one billion, two hundred thirty-six million, one hundred twenty-six thousand, fifty-two".