1040257154 has 8 divisors (see below), whose sum is σ = 1581761100. Its totient is φ = 513003456.

The previous prime is 1040257123. The next prime is 1040257171. The reversal of 1040257154 is 4517520401.

It can be written as a sum of positive squares in 2 ways, for example, as 1028933929 + 11323225 = 32077^2 + 3365^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3562379 + ... + 3562670.

Almost surely, 2^1040257154 is an apocalyptic number.

1040257154 is a deficient number, since it is larger than the sum of its proper divisors (541503946).

1040257154 is an equidigital number, since it uses as much as digits as its factorization.

1040257154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7125124.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 1040257154 is about 32253.0177502819. The cubic root of 1040257154 is about 1013.2429027056.

Adding to 1040257154 its reverse (4517520401), we get a palindrome (5557777555).

The spelling of 1040257154 in words is "one billion, forty million, two hundred fifty-seven thousand, one hundred fifty-four".