1354469447 has 8 divisors (see below), whose sum is σ = 1418059440. Its totient is φ = 1292005120.

The previous prime is 1354469443. The next prime is 1354469449. The reversal of 1354469447 is 7449644531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1354469447 - 2² = 1354469443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1354469443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278954 + ... + 283767.

It is an arithmetic number, because the mean of its divisors is an integer number (177257430).

Almost surely, 2^1354469447 is an apocalyptic number.

1354469447 is a deficient number, since it is larger than the sum of its proper divisors (63589993).

1354469447 is an equidigital number, since it uses as much as digits as its factorization.

1354469447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562833.

The product of its digits is 1451520, while the sum is 47.

The square root of 1354469447 is about 36803.1173543764. The cubic root of 1354469447 is about 1106.4277789254.

The spelling of 1354469447 in words is "one billion, three hundred fifty-four million, four hundred sixty-nine thousand, four hundred forty-seven".