1301011252 has 12 divisors (see below), whose sum is σ = 2277802240. Its totient is φ = 650210616.

The previous prime is 1301011249. The next prime is 1301011259. The reversal of 1301011252 is 2521101031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301011259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63678 + ... + 81589.

Almost surely, 2^1301011252 is an apocalyptic number.

It is an amenable number.

1301011252 is a deficient number, since it is larger than the sum of its proper divisors (976790988).

1301011252 is a wasteful number, since it uses less digits than its factorization.

1301011252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147510 (or 147508 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1301011252 is about 36069.5335705911. The cubic root of 1301011252 is about 1091.6758028514.

Adding to 1301011252 its reverse (2521101031), we get a palindrome (3822112283).

The spelling of 1301011252 in words is "one billion, three hundred one million, eleven thousand, two hundred fifty-two".