954381979 has 2 divisors, whose sum is σ = 954381980. Its totient is φ = 954381978.

The previous prime is 954381949. The next prime is 954381991. The reversal of 954381979 is 979183459.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 954381979 - 2¹³ = 954373787 is a prime.

It is not a weakly prime, because it can be changed into another prime (954381919) 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 as a sum of consecutive naturals, namely, 477190989 + 477190990.

It is an arithmetic number, because the mean of its divisors is an integer number (477190990).

Almost surely, 2^954381979 is an apocalyptic number.

954381979 is a deficient number, since it is larger than the sum of its proper divisors (1).

954381979 is an equidigital number, since it uses as much as digits as its factorization.

954381979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 55.

The square root of 954381979 is about 30893.0733174930. The cubic root of 954381979 is about 984.5567260013.

The spelling of 954381979 in words is "nine hundred fifty-four million, three hundred eighty-one thousand, nine hundred seventy-nine".