1040151243 has 8 divisors (see below), whose sum is σ = 1387196928. Its totient is φ = 693269864.

The previous prime is 1040151221. The next prime is 1040151251. The reversal of 1040151243 is 3421510401.

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 1040151243 - 2⁸ = 1040150987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040151253) 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, 25455 + ... + 52232.

It is an arithmetic number, because the mean of its divisors is an integer number (173399616).

Almost surely, 2^1040151243 is an apocalyptic number.

1040151243 is a deficient number, since it is larger than the sum of its proper divisors (347045685).

1040151243 is an equidigital number, since it uses as much as digits as its factorization.

1040151243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82153.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1040151243 is about 32251.3758311177. The cubic root of 1040151243 is about 1013.2085146664.

Adding to 1040151243 its reverse (3421510401), we get a palindrome (4461661644).

The spelling of 1040151243 in words is "one billion, forty million, one hundred fifty-one thousand, two hundred forty-three".