1151601545 has 8 divisors (see below), whose sum is σ = 1384567296. Its totient is φ = 919517616.

The previous prime is 1151601541. The next prime is 1151601569. The reversal of 1151601545 is 5451061511.

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 1151601545 - 2² = 1151601541 is a prime.

It is a super-2 number, since 2×1151601545² = 2652372236892774050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1151601541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217577 + ... + 222806.

It is an arithmetic number, because the mean of its divisors is an integer number (173070912).

Almost surely, 2^1151601545 is an apocalyptic number.

It is an amenable number.

1151601545 is a deficient number, since it is larger than the sum of its proper divisors (232965751).

1151601545 is an equidigital number, since it uses as much as digits as its factorization.

1151601545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440911.

The product of its (nonzero) digits is 3000, while the sum is 29.

The square root of 1151601545 is about 33935.2551927932. The cubic root of 1151601545 is about 1048.1756817657.

The spelling of 1151601545 in words is "one billion, one hundred fifty-one million, six hundred one thousand, five hundred forty-five".