1494711637061 has 2 divisors, whose sum is σ = 1494711637062. Its totient is φ = 1494711637060.

The previous prime is 1494711636959. The next prime is 1494711637087. The reversal of 1494711637061 is 1607361174941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 832939149025 + 661772488036 = 912655^2 + 813494^2 .

It is an emirp because it is prime and its reverse (1607361174941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1494711637061 - 2²⁶ = 1494644528197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494711639061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747355818530 + 747355818531.

It is an arithmetic number, because the mean of its divisors is an integer number (747355818531).

Almost surely, 2^{1494711637061} is an apocalyptic number.

It is an amenable number.

1494711637061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494711637061 is an equidigital number, since it uses as much as digits as its factorization.

1494711637061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 50.

The spelling of 1494711637061 in words is "one trillion, four hundred ninety-four billion, seven hundred eleven million, six hundred thirty-seven thousand, sixty-one".