1277011609323 has 16 divisors (see below), whose sum is σ = 1749132869376. Its totient is φ = 828127087200.

The previous prime is 1277011609277. The next prime is 1277011609369. The reversal of 1277011609323 is 3239061107721.

It is an interprime number because it is at equal distance from previous prime (1277011609277) and next prime (1277011609369).

It is not a de Polignac number, because 1277011609323 - 2¹⁴ = 1277011592939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1277011607323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 970311 + ... + 1869632.

It is an arithmetic number, because the mean of its divisors is an integer number (109320804336).

Almost surely, 2^{1277011609323} is an apocalyptic number.

1277011609323 is a deficient number, since it is larger than the sum of its proper divisors (472121260053).

1277011609323 is a wasteful number, since it uses less digits than its factorization.

1277011609323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844034.

The product of its (nonzero) digits is 95256, while the sum is 42.

The spelling of 1277011609323 in words is "one trillion, two hundred seventy-seven billion, eleven million, six hundred nine thousand, three hundred twenty-three".