10331557 has 2 divisors, whose sum is σ = 10331558. Its totient is φ = 10331556.

The previous prime is 10331543. The next prime is 10331561. The reversal of 10331557 is 75513301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6145441 + 4186116 = 2479^2 + 2046^2 .

It is a cyclic number.

It is not a de Polignac number, because 10331557 - 2¹¹ = 10329509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10331537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5165778 + 5165779.

It is an arithmetic number, because the mean of its divisors is an integer number (5165779).

Almost surely, 2^10331557 is an apocalyptic number.

It is an amenable number.

10331557 is a deficient number, since it is larger than the sum of its proper divisors (1).

10331557 is an equidigital number, since it uses as much as digits as its factorization.

10331557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 10331557 is about 3214.2739460102. The cubic root of 10331557 is about 217.7986877068.

Adding to 10331557 its reverse (75513301), we get a palindrome (85844858).

The spelling of 10331557 in words is "ten million, three hundred thirty-one thousand, five hundred fifty-seven".