1151444541 has 16 divisors (see below), whose sum is σ = 1669731840. Its totient is φ = 701563200.

The previous prime is 1151444509. The next prime is 1151444573. The reversal of 1151444541 is 1454441511.

It is an interprime number because it is at equal distance from previous prime (1151444509) and next prime (1151444573).

It is not a de Polignac number, because 1151444541 - 2⁵ = 1151444509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1151444499 and 1151444508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151444141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142221 + ... + 150098.

It is an arithmetic number, because the mean of its divisors is an integer number (104358240).

Almost surely, 2^1151444541 is an apocalyptic number.

It is an amenable number.

1151444541 is a deficient number, since it is larger than the sum of its proper divisors (518287299).

1151444541 is a wasteful number, since it uses less digits than its factorization.

1151444541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292436.

The product of its digits is 6400, while the sum is 30.

The square root of 1151444541 is about 33932.9418264907. The cubic root of 1151444541 is about 1048.1280451345.

The spelling of 1151444541 in words is "one billion, one hundred fifty-one million, four hundred forty-four thousand, five hundred forty-one".