1331011354 has 4 divisors (see below), whose sum is σ = 1996517034. Its totient is φ = 665505676.

The previous prime is 1331011349. The next prime is 1331011361. The reversal of 1331011354 is 4531101331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1080897129 + 250114225 = 32877^2 + 15815^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332752837 + ... + 332752840.

Almost surely, 2^1331011354 is an apocalyptic number.

1331011354 is a deficient number, since it is larger than the sum of its proper divisors (665505680).

1331011354 is an equidigital number, since it uses as much as digits as its factorization.

1331011354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665505679.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1331011354 is about 36483.0283008415. The cubic root of 1331011354 is about 1100.0031278148.

Adding to 1331011354 its reverse (4531101331), we get a palindrome (5862112685).

The spelling of 1331011354 in words is "one billion, three hundred thirty-one million, eleven thousand, three hundred fifty-four".