1570225141 has 4 divisors (see below), whose sum is σ = 1570310784. Its totient is φ = 1570139500.

The previous prime is 1570225123. The next prime is 1570225147. The reversal of 1570225141 is 1415220751.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1570225141 - 2²⁹ = 1033354229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1570225147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2935 + ... + 56116.

It is an arithmetic number, because the mean of its divisors is an integer number (392577696).

Almost surely, 2^1570225141 is an apocalyptic number.

It is an amenable number.

1570225141 is a deficient number, since it is larger than the sum of its proper divisors (85643).

1570225141 is an equidigital number, since it uses as much as digits as its factorization.

1570225141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85642.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 1570225141 is about 39626.0664335990. The cubic root of 1570225141 is about 1162.3064348932.

Adding to 1570225141 its reverse (1415220751), we get a palindrome (2985445892).

The spelling of 1570225141 in words is "one billion, five hundred seventy million, two hundred twenty-five thousand, one hundred forty-one".