1098627623 has 2 divisors, whose sum is σ = 1098627624. Its totient is φ = 1098627622.

The previous prime is 1098627611. The next prime is 1098627779. The reversal of 1098627623 is 3267268901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1098627623 - 2⁶ = 1098627559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1098624623) 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, 549313811 + 549313812.

It is an arithmetic number, because the mean of its divisors is an integer number (549313812).

Almost surely, 2^1098627623 is an apocalyptic number.

1098627623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098627623 is an equidigital number, since it uses as much as digits as its factorization.

1098627623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 1098627623 is about 33145.5520847066. The cubic root of 1098627623 is about 1031.8506405918.

The spelling of 1098627623 in words is "one billion, ninety-eight million, six hundred twenty-seven thousand, six hundred twenty-three".