1151343541 has 8 divisors (see below), whose sum is σ = 1194172344. Its totient is φ = 1109131200.

The previous prime is 1151343527. The next prime is 1151343559. The reversal of 1151343541 is 1453431511.

It can be written as a sum of positive squares in 4 ways, for example, as 743707441 + 407636100 = 27271^2 + 20190^2 .

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 1151343541 - 2¹³ = 1151335349 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 (1151343511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150310 + ... + 157783.

It is an arithmetic number, because the mean of its divisors is an integer number (149271543).

Almost surely, 2^1151343541 is an apocalyptic number.

It is an amenable number.

1151343541 is a deficient number, since it is larger than the sum of its proper divisors (42828803).

1151343541 is a wasteful number, since it uses less digits than its factorization.

1151343541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308231.

The product of its digits is 3600, while the sum is 28.

The square root of 1151343541 is about 33931.4535645027. The cubic root of 1151343541 is about 1048.0973984051.

The spelling of 1151343541 in words is "one billion, one hundred fifty-one million, three hundred forty-three thousand, five hundred forty-one".