1400190553493 has 2 divisors, whose sum is σ = 1400190553494. Its totient is φ = 1400190553492.

The previous prime is 1400190553393. The next prime is 1400190553499. The reversal of 1400190553493 is 3943550910041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1171574606449 + 228615947044 = 1082393^2 + 478138^2 .

It is an emirp because it is prime and its reverse (3943550910041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1400190553493 - 2¹⁰ = 1400190552469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400190553499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700095276746 + 700095276747.

It is an arithmetic number, because the mean of its divisors is an integer number (700095276747).

Almost surely, 2^{1400190553493} is an apocalyptic number.

It is an amenable number.

1400190553493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400190553493 is an equidigital number, since it uses as much as digits as its factorization.

1400190553493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 1400190553493 in words is "one trillion, four hundred billion, one hundred ninety million, five hundred fifty-three thousand, four hundred ninety-three".