1400111263 has 2 divisors, whose sum is σ = 1400111264. Its totient is φ = 1400111262.

The previous prime is 1400111227. The next prime is 1400111291. The reversal of 1400111263 is 3621110041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1400111263 - 2¹³ = 1400103071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1400111263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400111963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700055631 + 700055632.

It is an arithmetic number, because the mean of its divisors is an integer number (700055632).

Almost surely, 2^1400111263 is an apocalyptic number.

1400111263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400111263 is an equidigital number, since it uses as much as digits as its factorization.

1400111263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1400111263 is about 37418.0606525779. The cubic root of 1400111263 is about 1118.7185766982.

The spelling of 1400111263 in words is "one billion, four hundred million, one hundred eleven thousand, two hundred sixty-three".