1331545354 has 8 divisors (see below), whose sum is σ = 2010723300. Its totient is φ = 661304256.

The previous prime is 1331545339. The next prime is 1331545361. The reversal of 1331545354 is 4535451331.

It can be written as a sum of positive squares in 2 ways, for example, as 1330279729 + 1265625 = 36473^2 + 1125^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2233839 + ... + 2234434.

Almost surely, 2^1331545354 is an apocalyptic number.

1331545354 is a deficient number, since it is larger than the sum of its proper divisors (679177946).

1331545354 is a wasteful number, since it uses less digits than its factorization.

1331545354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4468424.

The product of its digits is 54000, while the sum is 34.

The square root of 1331545354 is about 36490.3460383702. The cubic root of 1331545354 is about 1100.1502147476.

Adding to 1331545354 its reverse (4535451331), we get a palindrome (5866996685).

The spelling of 1331545354 in words is "one billion, three hundred thirty-one million, five hundred forty-five thousand, three hundred fifty-four".