1404202231357 has 2 divisors, whose sum is σ = 1404202231358. Its totient is φ = 1404202231356.

The previous prime is 1404202231307. The next prime is 1404202231361. The reversal of 1404202231357 is 7531322024041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1402817572836 + 1384658521 = 1184406^2 + 37211^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1404202231357 is a prime.

It is a super-2 number, since 2×1404202231357² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1404202231307) 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, 702101115678 + 702101115679.

It is an arithmetic number, because the mean of its divisors is an integer number (702101115679).

Almost surely, 2^{1404202231357} is an apocalyptic number.

It is an amenable number.

1404202231357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404202231357 is an equidigital number, since it uses as much as digits as its factorization.

1404202231357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 34.

Adding to 1404202231357 its reverse (7531322024041), we get a palindrome (8935524255398).

The spelling of 1404202231357 in words is "one trillion, four hundred four billion, two hundred two million, two hundred thirty-one thousand, three hundred fifty-seven".