1974319 has 2 divisors, whose sum is σ = 1974320. Its totient is φ = 1974318.

The previous prime is 1974299. The next prime is 1974331. The reversal of 1974319 is 9134791.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1974319 - 2¹³ = 1966127 is a prime.

It is a super-2 number, since 2×1974319² = 7795871027522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1974719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 987159 + 987160.

It is an arithmetic number, because the mean of its divisors is an integer number (987160).

2^1974319 is an apocalyptic number.

1974319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1974319 is an equidigital number, since it uses as much as digits as its factorization.

1974319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 34.

The square root of 1974319 is about 1405.1046224392. The cubic root of 1974319 is about 125.4505130202.

The spelling of 1974319 in words is "one million, nine hundred seventy-four thousand, three hundred nineteen".