1553361151 has 2 divisors, whose sum is σ = 1553361152. Its totient is φ = 1553361150.

The previous prime is 1553361127. The next prime is 1553361209. The reversal of 1553361151 is 1511633551.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1553361151 - 2⁵ = 1553361119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1553361101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776680575 + 776680576.

It is an arithmetic number, because the mean of its divisors is an integer number (776680576).

Almost surely, 2^1553361151 is an apocalyptic number.

1553361151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1553361151 is an equidigital number, since it uses as much as digits as its factorization.

1553361151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6750, while the sum is 31.

The square root of 1553361151 is about 39412.7029141621. The cubic root of 1553361151 is about 1158.1304484141.

The spelling of 1553361151 in words is "one billion, five hundred fifty-three million, three hundred sixty-one thousand, one hundred fifty-one".