1396977027 has 16 divisors (see below), whose sum is σ = 1883988480. Its totient is φ = 920680992.

The previous prime is 1396977017. The next prime is 1396977037. The reversal of 1396977027 is 7207796931.

It is an interprime number because it is at equal distance from previous prime (1396977017) and next prime (1396977037).

It is not a de Polignac number, because 1396977027 - 2⁸ = 1396976771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1396977007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146788 + ... + 156014.

It is an arithmetic number, because the mean of its divisors is an integer number (117749280).

Almost surely, 2^1396977027 is an apocalyptic number.

1396977027 is a deficient number, since it is larger than the sum of its proper divisors (487011453).

1396977027 is a wasteful number, since it uses less digits than its factorization.

1396977027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9802.

The product of its (nonzero) digits is 1000188, while the sum is 51.

The square root of 1396977027 is about 37376.1558617255. The cubic root of 1396977027 is about 1117.8831793585.

The spelling of 1396977027 in words is "one billion, three hundred ninety-six million, nine hundred seventy-seven thousand, twenty-seven".