1954368147 has 16 divisors (see below), whose sum is σ = 2685703680. Its totient is φ = 1263481632.

The previous prime is 1954368131. The next prime is 1954368151. The reversal of 1954368147 is 7418634591.

It is not a de Polignac number, because 1954368147 - 2⁴ = 1954368131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1954368096 and 1954368105.

It is not an unprimeable number, because it can be changed into a prime (1954368347) 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 15 ways as a sum of consecutive naturals, for example, 48213 + ... + 78950.

It is an arithmetic number, because the mean of its divisors is an integer number (167856480).

Almost surely, 2^1954368147 is an apocalyptic number.

1954368147 is a deficient number, since it is larger than the sum of its proper divisors (731335533).

1954368147 is a wasteful number, since it uses less digits than its factorization.

1954368147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127322.

The product of its digits is 725760, while the sum is 48.

The square root of 1954368147 is about 44208.2361896514. The cubic root of 1954368147 is about 1250.2651484464.

The spelling of 1954368147 in words is "one billion, nine hundred fifty-four million, three hundred sixty-eight thousand, one hundred forty-seven".