1641453452 has 6 divisors (see below), whose sum is σ = 2872543548. Its totient is φ = 820726724.

The previous prime is 1641453439. The next prime is 1641453553. The reversal of 1641453452 is 2543541461.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205181678 + ... + 205181685.

It is an arithmetic number, because the mean of its divisors is an integer number (478757258).

Almost surely, 2^1641453452 is an apocalyptic number.

It is an amenable number.

1641453452 is a deficient number, since it is larger than the sum of its proper divisors (1231090096).

1641453452 is a wasteful number, since it uses less digits than its factorization.

1641453452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410363367 (or 410363365 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 1641453452 is about 40514.8547078723. The cubic root of 1641453452 is about 1179.6219827153.

The spelling of 1641453452 in words is "one billion, six hundred forty-one million, four hundred fifty-three thousand, four hundred fifty-two".