1200977233 has 2 divisors, whose sum is σ = 1200977234. Its totient is φ = 1200977232.

The previous prime is 1200977201. The next prime is 1200977237. The reversal of 1200977233 is 3327790021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1081883664 + 119093569 = 32892^2 + 10913^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200977233 - 2⁵ = 1200977201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200977237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600488616 + 600488617.

It is an arithmetic number, because the mean of its divisors is an integer number (600488617).

Almost surely, 2^1200977233 is an apocalyptic number.

It is an amenable number.

1200977233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200977233 is an equidigital number, since it uses as much as digits as its factorization.

1200977233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 1200977233 is about 34655.1184242674. The cubic root of 1200977233 is about 1062.9469534198.

The spelling of 1200977233 in words is "one billion, two hundred million, nine hundred seventy-seven thousand, two hundred thirty-three".