1200332153 has 2 divisors, whose sum is σ = 1200332154. Its totient is φ = 1200332152.

The previous prime is 1200332131. The next prime is 1200332173. The reversal of 1200332153 is 3512330021.

It is an a-pointer prime, because the next prime (1200332173) can be obtained adding 1200332153 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1133534224 + 66797929 = 33668^2 + 8173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200332153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200332123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600166076 + 600166077.

It is an arithmetic number, because the mean of its divisors is an integer number (600166077).

Almost surely, 2^1200332153 is an apocalyptic number.

It is an amenable number.

1200332153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200332153 is an equidigital number, since it uses as much as digits as its factorization.

1200332153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 1200332153 is about 34645.8100352698. The cubic root of 1200332153 is about 1062.7566060355.

Adding to 1200332153 its reverse (3512330021), we get a palindrome (4712662174).

The spelling of 1200332153 in words is "one billion, two hundred million, three hundred thirty-two thousand, one hundred fifty-three".