1453131313 has 4 divisors (see below), whose sum is σ = 1467239488. Its totient is φ = 1439023140.

The previous prime is 1453131311. The next prime is 1453131341. The reversal of 1453131313 is 3131313541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1453131313 - 2¹ = 1453131311 is a prime.

It is a super-3 number, since 3×1453131313³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1453131311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7053933 + ... + 7054138.

It is an arithmetic number, because the mean of its divisors is an integer number (366809872).

Almost surely, 2^1453131313 is an apocalyptic number.

It is an amenable number.

1453131313 is a deficient number, since it is larger than the sum of its proper divisors (14108175).

1453131313 is a wasteful number, since it uses less digits than its factorization.

1453131313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14108174.

The product of its digits is 1620, while the sum is 25.

The square root of 1453131313 is about 38119.9595094224. The cubic root of 1453131313 is about 1132.6653642780.

Adding to 1453131313 its reverse (3131313541), we get a palindrome (4584444854).

The spelling of 1453131313 in words is "one billion, four hundred fifty-three million, one hundred thirty-one thousand, three hundred thirteen".