1401598823 has 2 divisors, whose sum is σ = 1401598824. Its totient is φ = 1401598822.

The previous prime is 1401598811. The next prime is 1401598829. The reversal of 1401598823 is 3288951041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1401598823 - 2¹⁴ = 1401582439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401598829) 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, 700799411 + 700799412.

It is an arithmetic number, because the mean of its divisors is an integer number (700799412).

Almost surely, 2^1401598823 is an apocalyptic number.

1401598823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401598823 is an equidigital number, since it uses as much as digits as its factorization.

1401598823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 1401598823 is about 37437.9329424048. The cubic root of 1401598823 is about 1119.1146337903.

The spelling of 1401598823 in words is "one billion, four hundred one million, five hundred ninety-eight thousand, eight hundred twenty-three".