1554113087 has 2 divisors, whose sum is σ = 1554113088. Its totient is φ = 1554113086.

The previous prime is 1554113081. The next prime is 1554113153. The reversal of 1554113087 is 7803114551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1554113087 - 2⁶ = 1554113023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1554113081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777056543 + 777056544.

It is an arithmetic number, because the mean of its divisors is an integer number (777056544).

Almost surely, 2^1554113087 is an apocalyptic number.

1554113087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1554113087 is an equidigital number, since it uses as much as digits as its factorization.

1554113087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 35.

The square root of 1554113087 is about 39422.2410195057. The cubic root of 1554113087 is about 1158.3172904540.

The spelling of 1554113087 in words is "one billion, five hundred fifty-four million, one hundred thirteen thousand, eighty-seven".