1296848542 has 8 divisors (see below), whose sum is σ = 2122115832. Its totient is φ = 589476600.

The previous prime is 1296848489. The next prime is 1296848561. The reversal of 1296848542 is 2458486921.

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

It is a super-2 number, since 2×1296848542² = 3363632281775051528, which contains 22 as substring.

It is a congruent number.

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, 29473809 + ... + 29473852.

It is an arithmetic number, because the mean of its divisors is an integer number (265264479).

Almost surely, 2^1296848542 is an apocalyptic number.

1296848542 is a deficient number, since it is larger than the sum of its proper divisors (825267290).

1296848542 is a wasteful number, since it uses less digits than its factorization.

1296848542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58947674.

The product of its digits is 1105920, while the sum is 49.

The square root of 1296848542 is about 36011.7833771114. The cubic root of 1296848542 is about 1090.5102518026.

The spelling of 1296848542 in words is "one billion, two hundred ninety-six million, eight hundred forty-eight thousand, five hundred forty-two".