1400123444101 has 2 divisors, whose sum is σ = 1400123444102. Its totient is φ = 1400123444100.

The previous prime is 1400123444009. The next prime is 1400123444107. The reversal of 1400123444101 is 1014443210041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 815181459876 + 584941984225 = 902874^2 + 764815^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400123444101 - 2¹⁹ = 1400122919813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400123444107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700061722050 + 700061722051.

It is an arithmetic number, because the mean of its divisors is an integer number (700061722051).

Almost surely, 2^{1400123444101} is an apocalyptic number.

It is an amenable number.

1400123444101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400123444101 is an equidigital number, since it uses as much as digits as its factorization.

1400123444101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1400123444101 its reverse (1014443210041), we get a palindrome (2414566654142).

The spelling of 1400123444101 in words is "one trillion, four hundred billion, one hundred twenty-three million, four hundred forty-four thousand, one hundred one".