1145540937 has 8 divisors (see below), whose sum is σ = 1617234336. Its totient is φ = 718770752.

The previous prime is 1145540927. The next prime is 1145540969. The reversal of 1145540937 is 7390455411.

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 1145540937 - 2¹⁴ = 1145524553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1145540895 and 1145540904.

It is not an unprimeable number, because it can be changed into a prime (1145540927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11230743 + ... + 11230844.

It is an arithmetic number, because the mean of its divisors is an integer number (202154292).

Almost surely, 2^1145540937 is an apocalyptic number.

1145540937 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1145540937 is a deficient number, since it is larger than the sum of its proper divisors (471693399).

1145540937 is a wasteful number, since it uses less digits than its factorization.

1145540937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22461607.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 1145540937 is about 33845.8407636743. The cubic root of 1145540937 is about 1046.3336792967. Note that the first 3 decimals are identical.

The spelling of 1145540937 in words is "one billion, one hundred forty-five million, five hundred forty thousand, nine hundred thirty-seven".