1348943651 has 8 divisors (see below), whose sum is σ = 1499341104. Its totient is φ = 1203173920.

The previous prime is 1348943633. The next prime is 1348943653. The reversal of 1348943651 is 1563498431.

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

It is a cyclic number.

It is not a de Polignac number, because 1348943651 - 2³⁰ = 275201827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1348943653) 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, 1156316 + ... + 1157481.

It is an arithmetic number, because the mean of its divisors is an integer number (187417638).

Almost surely, 2^1348943651 is an apocalyptic number.

1348943651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1348943651 is a deficient number, since it is larger than the sum of its proper divisors (150397453).

1348943651 is a wasteful number, since it uses less digits than its factorization.

1348943651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313861.

The product of its digits is 311040, while the sum is 44.

The square root of 1348943651 is about 36727.9682394766. The cubic root of 1348943651 is about 1104.9211060017.

The spelling of 1348943651 in words is "one billion, three hundred forty-eight million, nine hundred forty-three thousand, six hundred fifty-one".