1954313 has 2 divisors, whose sum is σ = 1954314. Its totient is φ = 1954312.

The previous prime is 1954301. The next prime is 1954319. The reversal of 1954313 is 3134591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1951609 + 2704 = 1397^2 + 52^2 .

It is an emirp because it is prime and its reverse (3134591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1954313 - 2⁴ = 1954297 is a prime.

It is not a weakly prime, because it can be changed into another prime (1954319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 977156 + 977157.

It is an arithmetic number, because the mean of its divisors is an integer number (977157).

2^1954313 is an apocalyptic number.

It is an amenable number.

1954313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1954313 is an equidigital number, since it uses as much as digits as its factorization.

1954313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 26.

The square root of 1954313 is about 1397.9674531261. The cubic root of 1954313 is about 125.0253388632.

The spelling of 1954313 in words is "one million, nine hundred fifty-four thousand, three hundred thirteen".