1407663675541 has 2 divisors, whose sum is σ = 1407663675542. Its totient is φ = 1407663675540.

The previous prime is 1407663675503. The next prime is 1407663675601. The reversal of 1407663675541 is 1455763667041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1319635752516 + 88027923025 = 1148754^2 + 296695^2 .

It is a cyclic number.

It is not a de Polignac number, because 1407663675541 - 2¹⁹ = 1407663151253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1407663673541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703831837770 + 703831837771.

It is an arithmetic number, because the mean of its divisors is an integer number (703831837771).

Almost surely, 2^{1407663675541} is an apocalyptic number.

It is an amenable number.

1407663675541 is a deficient number, since it is larger than the sum of its proper divisors (1).

1407663675541 is an equidigital number, since it uses as much as digits as its factorization.

1407663675541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 1407663675541 in words is "one trillion, four hundred seven billion, six hundred sixty-three million, six hundred seventy-five thousand, five hundred forty-one".