5451333137 has 4 divisors (see below), whose sum is σ = 5540699316. Its totient is φ = 5361966960.

The previous prime is 5451333133. The next prime is 5451333157. The reversal of 5451333137 is 7313331545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 221295376 + 5230037761 = 14876^2 + 72319^2 .

It is a cyclic number.

It is not a de Polignac number, because 5451333137 - 2² = 5451333133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5451333097 and 5451333106.

It is not an unprimeable number, because it can be changed into a prime (5451333133) 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, 44682998 + ... + 44683119.

It is an arithmetic number, because the mean of its divisors is an integer number (1385174829).

Almost surely, 2^5451333137 is an apocalyptic number.

It is an amenable number.

5451333137 is a deficient number, since it is larger than the sum of its proper divisors (89366179).

5451333137 is an equidigital number, since it uses as much as digits as its factorization.

5451333137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89366178.

The product of its digits is 56700, while the sum is 35.

The square root of 5451333137 is about 73833.1438921573. The cubic root of 5451333137 is about 1759.9523421367.

The spelling of 5451333137 in words is "five billion, four hundred fifty-one million, three hundred thirty-three thousand, one hundred thirty-seven".