1200151253 has 8 divisors (see below), whose sum is σ = 1371827520. Its totient is φ = 1028531520.

The previous prime is 1200151243. The next prime is 1200151279. The reversal of 1200151253 is 3521510021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1200151253 - 2¹⁶ = 1200085717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200151213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52013 + ... + 71453.

It is an arithmetic number, because the mean of its divisors is an integer number (171478440).

Almost surely, 2^1200151253 is an apocalyptic number.

It is an amenable number.

1200151253 is a deficient number, since it is larger than the sum of its proper divisors (171676267).

1200151253 is an equidigital number, since it uses as much as digits as its factorization.

1200151253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28267.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1200151253 is about 34643.1992315952. The cubic root of 1200151253 is about 1062.7032146115.

Adding to 1200151253 its reverse (3521510021), we get a palindrome (4721661274).

The spelling of 1200151253 in words is "one billion, two hundred million, one hundred fifty-one thousand, two hundred fifty-three".