1954941958 has 16 divisors (see below), whose sum is σ = 3087671040. Its totient is φ = 925749000.

The previous prime is 1954941949. The next prime is 1954942037. The reversal of 1954941958 is 8591494591.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1954941899 and 1954941908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182943 + ... + 193333.

It is an arithmetic number, because the mean of its divisors is an integer number (192979440).

Almost surely, 2^1954941958 is an apocalyptic number.

1954941958 is a deficient number, since it is larger than the sum of its proper divisors (1132729082).

1954941958 is a wasteful number, since it uses less digits than its factorization.

1954941958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15363.

The product of its digits is 2332800, while the sum is 55.

The square root of 1954941958 is about 44214.7255787028. The cubic root of 1954941958 is about 1250.3874975708.

The spelling of 1954941958 in words is "one billion, nine hundred fifty-four million, nine hundred forty-one thousand, nine hundred fifty-eight".