1259540452 has 12 divisors (see below), whose sum is σ = 2204613936. Its totient is φ = 629650760.

The previous prime is 1259540431. The next prime is 1259540473. The reversal of 1259540452 is 2540459521.

It is an interprime number because it is at equal distance from previous prime (1259540431) and next prime (1259540473).

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, 3574 + ... + 50317.

It is an arithmetic number, because the mean of its divisors is an integer number (183717828).

Almost surely, 2^1259540452 is an apocalyptic number.

It is an amenable number.

1259540452 is a deficient number, since it is larger than the sum of its proper divisors (945073484).

1259540452 is a wasteful number, since it uses less digits than its factorization.

1259540452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59738 (or 59736 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 1259540452 is about 35490.0049591431. The cubic root of 1259540452 is about 1079.9509728544.

Adding to 1259540452 its reverse (2540459521), we get a palindrome (3799999973).

The spelling of 1259540452 in words is "one billion, two hundred fifty-nine million, five hundred forty thousand, four hundred fifty-two".