1553402422031 has 2 divisors, whose sum is σ = 1553402422032. Its totient is φ = 1553402422030.

The previous prime is 1553402422001. The next prime is 1553402422093. The reversal of 1553402422031 is 1302242043551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1553402422031 - 2¹⁸ = 1553402159887 is a prime.

It is a super-2 number, since 2×1553402422031² (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 (1553402422001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776701211015 + 776701211016.

It is an arithmetic number, because the mean of its divisors is an integer number (776701211016).

Almost surely, 2^{1553402422031} is an apocalyptic number.

1553402422031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1553402422031 is an equidigital number, since it uses as much as digits as its factorization.

1553402422031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 1553402422031 its reverse (1302242043551), we get a palindrome (2855644465582).

The spelling of 1553402422031 in words is "one trillion, five hundred fifty-three billion, four hundred two million, four hundred twenty-two thousand, thirty-one".