1354149479 has 2 divisors, whose sum is σ = 1354149480. Its totient is φ = 1354149478.

The previous prime is 1354149469. The next prime is 1354149481. The reversal of 1354149479 is 9749414531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1354149479 - 2⁴ = 1354149463 is a prime.

It is a super-2 number, since 2×1354149479² = 3667441622951942882, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1354149481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1354149469) 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, 677074739 + 677074740.

It is an arithmetic number, because the mean of its divisors is an integer number (677074740).

Almost surely, 2^1354149479 is an apocalyptic number.

1354149479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354149479 is an equidigital number, since it uses as much as digits as its factorization.

1354149479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The square root of 1354149479 is about 36798.7700745555. The cubic root of 1354149479 is about 1106.3406477945.

The spelling of 1354149479 in words is "one billion, three hundred fifty-four million, one hundred forty-nine thousand, four hundred seventy-nine".