1956012967 has 4 divisors (see below), whose sum is σ = 2023461720. Its totient is φ = 1888564216.

The previous prime is 1956012913. The next prime is 1956012991. The reversal of 1956012967 is 7692106591.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1956012967 - 2¹⁵ = 1955980199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1956012997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33724333 + ... + 33724390.

It is an arithmetic number, because the mean of its divisors is an integer number (505865430).

Almost surely, 2^1956012967 is an apocalyptic number.

1956012967 is a deficient number, since it is larger than the sum of its proper divisors (67448753).

1956012967 is an equidigital number, since it uses as much as digits as its factorization.

1956012967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67448752.

The product of its (nonzero) digits is 204120, while the sum is 46.

The square root of 1956012967 is about 44226.8353717514. The cubic root of 1956012967 is about 1250.6157962129.

The spelling of 1956012967 in words is "one billion, nine hundred fifty-six million, twelve thousand, nine hundred sixty-seven".