1201451313 has 8 divisors (see below), whose sum is σ = 1607596768. Its totient is φ = 798136704.

The previous prime is 1201451297. The next prime is 1201451333. The reversal of 1201451313 is 3131541021.

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

It is not a de Polignac number, because 1201451313 - 2⁴ = 1201451297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201451313.

It is not an unprimeable number, because it can be changed into a prime (1201451333) 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, 706720 + ... + 708417.

It is an arithmetic number, because the mean of its divisors is an integer number (200949596).

Almost surely, 2^1201451313 is an apocalyptic number.

It is an amenable number.

1201451313 is a deficient number, since it is larger than the sum of its proper divisors (406145455).

1201451313 is a wasteful number, since it uses less digits than its factorization.

1201451313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415423.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1201451313 is about 34661.9577202443. The cubic root of 1201451313 is about 1063.0867994234.

Adding to 1201451313 its reverse (3131541021), we get a palindrome (4332992334).

The spelling of 1201451313 in words is "one billion, two hundred one million, four hundred fifty-one thousand, three hundred thirteen".