1612164479 has 2 divisors, whose sum is σ = 1612164480. Its totient is φ = 1612164478.

The previous prime is 1612164473. The next prime is 1612164493. The reversal of 1612164479 is 9744612161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1612164479 - 2¹² = 1612160383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1612164473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806082239 + 806082240.

It is an arithmetic number, because the mean of its divisors is an integer number (806082240).

Almost surely, 2^1612164479 is an apocalyptic number.

1612164479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612164479 is an equidigital number, since it uses as much as digits as its factorization.

1612164479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The square root of 1612164479 is about 40151.7680681686. The cubic root of 1612164479 is about 1172.5637110753.

The spelling of 1612164479 in words is "one billion, six hundred twelve million, one hundred sixty-four thousand, four hundred seventy-nine".