1087737456613 has 2 divisors, whose sum is σ = 1087737456614. Its totient is φ = 1087737456612.

The previous prime is 1087737456571. The next prime is 1087737456691. The reversal of 1087737456613 is 3166547377801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1086518539044 + 1218917569 = 1042362^2 + 34913^2 .

It is a cyclic number.

It is not a de Polignac number, because 1087737456613 - 2³³ = 1079147522021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1087737453613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543868728306 + 543868728307.

It is an arithmetic number, because the mean of its divisors is an integer number (543868728307).

Almost surely, 2^{1087737456613} is an apocalyptic number.

It is an amenable number.

1087737456613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087737456613 is an equidigital number, since it uses as much as digits as its factorization.

1087737456613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17781120, while the sum is 58.

The spelling of 1087737456613 in words is "one trillion, eighty-seven billion, seven hundred thirty-seven million, four hundred fifty-six thousand, six hundred thirteen".