1554013353947 has 2 divisors, whose sum is σ = 1554013353948. Its totient is φ = 1554013353946.

The previous prime is 1554013353913. The next prime is 1554013354037. The reversal of 1554013353947 is 7493533104551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1554013353947 - 2⁶ = 1554013353883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1554013353895 and 1554013353904.

It is not a weakly prime, because it can be changed into another prime (1554213353947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777006676973 + 777006676974.

It is an arithmetic number, because the mean of its divisors is an integer number (777006676974).

Almost surely, 2^{1554013353947} is an apocalyptic number.

1554013353947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1554013353947 is an equidigital number, since it uses as much as digits as its factorization.

1554013353947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402000, while the sum is 50.

The spelling of 1554013353947 in words is "one trillion, five hundred fifty-four billion, thirteen million, three hundred fifty-three thousand, nine hundred forty-seven".