1000157253 has 8 divisors (see below), whose sum is σ = 1364555808. Its totient is φ = 651265104.

The previous prime is 1000157189. The next prime is 1000157267. The reversal of 1000157253 is 3527510001.

1000157253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1000157253 - 2⁶ = 1000157189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000157273) 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, 3876450 + ... + 3876707.

It is an arithmetic number, because the mean of its divisors is an integer number (170569476).

Almost surely, 2^1000157253 is an apocalyptic number.

It is an amenable number.

1000157253 is a deficient number, since it is larger than the sum of its proper divisors (364398555).

1000157253 is an equidigital number, since it uses as much as digits as its factorization.

1000157253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7753203.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 1000157253 is about 31625.2628921879. The cubic root of 1000157253 is about 1000.0524149193.

Adding to 1000157253 its reverse (3527510001), we get a palindrome (4527667254).

The spelling of 1000157253 in words is "one billion, one hundred fifty-seven thousand, two hundred fifty-three".