1401077215049 has 2 divisors, whose sum is σ = 1401077215050. Its totient is φ = 1401077215048.

The previous prime is 1401077214883. The next prime is 1401077215051. The reversal of 1401077215049 is 9405127701041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1234249897024 + 166827318025 = 1110968^2 + 408445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401077215049 is a prime.

Together with 1401077215051, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401077214997 and 1401077215015.

It is not a weakly prime, because it can be changed into another prime (1401077215949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700538607524 + 700538607525.

It is an arithmetic number, because the mean of its divisors is an integer number (700538607525).

Almost surely, 2^{1401077215049} is an apocalyptic number.

It is an amenable number.

1401077215049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401077215049 is an equidigital number, since it uses as much as digits as its factorization.

1401077215049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 41.

The spelling of 1401077215049 in words is "one trillion, four hundred one billion, seventy-seven million, two hundred fifteen thousand, forty-nine".