1245250342 has 32 divisors (see below), whose sum is σ = 2203395840. Its totient is φ = 516780000.

The previous prime is 1245250333. The next prime is 1245250351. The reversal of 1245250342 is 2430525421.

It is an interprime number because it is at equal distance from previous prime (1245250333) and next prime (1245250351).

It is a super-2 number, since 2×1245250342² = 3101296828502233928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1245250342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44092 + ... + 66592.

It is an arithmetic number, because the mean of its divisors is an integer number (68856120).

Almost surely, 2^1245250342 is an apocalyptic number.

1245250342 is a deficient number, since it is larger than the sum of its proper divisors (958145498).

1245250342 is a wasteful number, since it uses less digits than its factorization.

1245250342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22636.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1245250342 is about 35288.1048230137. The cubic root of 1245250342 is about 1075.8512362108.

Adding to 1245250342 its reverse (2430525421), we get a palindrome (3675775763).

It can be divided in two parts, 12452503 and 42, that added together give a triangular number (12452545 = T₄₉₉₀).

The spelling of 1245250342 in words is "one billion, two hundred forty-five million, two hundred fifty thousand, three hundred forty-two".