1240770133 has 16 divisors (see below), whose sum is σ = 1327219200. Its totient is φ = 1157365440.

The previous prime is 1240770131. The next prime is 1240770151. The reversal of 1240770133 is 3310770421.

It is a cyclic number.

It is not a de Polignac number, because 1240770133 - 2¹ = 1240770131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240770131) 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, 1008963 + ... + 1010191.

It is an arithmetic number, because the mean of its divisors is an integer number (82951200).

Almost surely, 2^1240770133 is an apocalyptic number.

It is an amenable number.

1240770133 is a deficient number, since it is larger than the sum of its proper divisors (86449067).

1240770133 is a wasteful number, since it uses less digits than its factorization.

1240770133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 1240770133 is about 35224.5671797398. The cubic root of 1240770133 is about 1074.5594395916.

The spelling of 1240770133 in words is "one billion, two hundred forty million, seven hundred seventy thousand, one hundred thirty-three".