51153337 has 2 divisors, whose sum is σ = 51153338. Its totient is φ = 51153336.

The previous prime is 51153287. The next prime is 51153341. The reversal of 51153337 is 73335115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42562576 + 8590761 = 6524^2 + 2931^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51153337 is a prime.

It is not a weakly prime, because it can be changed into another prime (51153397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25576668 + 25576669.

It is an arithmetic number, because the mean of its divisors is an integer number (25576669).

Almost surely, 2^51153337 is an apocalyptic number.

It is an amenable number.

51153337 is a deficient number, since it is larger than the sum of its proper divisors (1).

51153337 is an equidigital number, since it uses as much as digits as its factorization.

51153337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4725, while the sum is 28.

The square root of 51153337 is about 7152.1561084753. The cubic root of 51153337 is about 371.2142648701.

The spelling of 51153337 in words is "fifty-one million, one hundred fifty-three thousand, three hundred thirty-seven".