1377631186097 has 4 divisors (see below), whose sum is σ = 1377792453120. Its totient is φ = 1377469919076.

The previous prime is 1377631186027. The next prime is 1377631186103. The reversal of 1377631186097 is 7906811367731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1377631186097 - 2¹⁶ = 1377631120561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1377631186027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80620697 + ... + 80637782.

It is an arithmetic number, because the mean of its divisors is an integer number (344448113280).

Almost surely, 2^{1377631186097} is an apocalyptic number.

It is an amenable number.

1377631186097 is a deficient number, since it is larger than the sum of its proper divisors (161267023).

1377631186097 is an equidigital number, since it uses as much as digits as its factorization.

1377631186097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161267022.

The product of its (nonzero) digits is 8001504, while the sum is 59.

The spelling of 1377631186097 in words is "one trillion, three hundred seventy-seven billion, six hundred thirty-one million, one hundred eighty-six thousand, ninety-seven".