1451613133 has 2 divisors, whose sum is σ = 1451613134. Its totient is φ = 1451613132.

The previous prime is 1451613101. The next prime is 1451613181. The reversal of 1451613133 is 3313161541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1277848009 + 173765124 = 35747^2 + 13182^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451613133 - 2⁵ = 1451613101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1451113133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725806566 + 725806567.

It is an arithmetic number, because the mean of its divisors is an integer number (725806567).

Almost surely, 2^1451613133 is an apocalyptic number.

It is an amenable number.

1451613133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451613133 is an equidigital number, since it uses as much as digits as its factorization.

1451613133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 1451613133 is about 38100.0411154634. The cubic root of 1451613133 is about 1132.2707706417.

Adding to 1451613133 its reverse (3313161541), we get a palindrome (4764774674).

The spelling of 1451613133 in words is "one billion, four hundred fifty-one million, six hundred thirteen thousand, one hundred thirty-three".