1554151101361 has 2 divisors, whose sum is σ = 1554151101362. Its totient is φ = 1554151101360.

The previous prime is 1554151101287. The next prime is 1554151101379. The reversal of 1554151101361 is 1631011514551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1485863481600 + 68287619761 = 1218960^2 + 261319^2 .

It is a cyclic number.

It is not a de Polignac number, because 1554151101361 - 2²³ = 1554142712753 is a prime.

It is not a weakly prime, because it can be changed into another prime (1554151101661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777075550680 + 777075550681.

It is an arithmetic number, because the mean of its divisors is an integer number (777075550681).

Almost surely, 2^{1554151101361} is an apocalyptic number.

It is an amenable number.

1554151101361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1554151101361 is an equidigital number, since it uses as much as digits as its factorization.

1554151101361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 34.

The spelling of 1554151101361 in words is "one trillion, five hundred fifty-four billion, one hundred fifty-one million, one hundred one thousand, three hundred sixty-one".