1426208121 has 64 divisors (see below), whose sum is σ = 2354016000. Its totient is φ = 847895040.

The previous prime is 1426208101. The next prime is 1426208131. The reversal of 1426208121 is 1218026241.

1426208121 is a `hidden beast` number, since 14 + 2 + 620 + 8 + 1 + 21 = 666.

It is not a de Polignac number, because 1426208121 - 2¹¹ = 1426206073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1426208101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1262685 + ... + 1263813.

It is an arithmetic number, because the mean of its divisors is an integer number (36781500).

Almost surely, 2^1426208121 is an apocalyptic number.

It is an amenable number.

1426208121 is a deficient number, since it is larger than the sum of its proper divisors (927807879).

1426208121 is a wasteful number, since it uses less digits than its factorization.

1426208121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271 (or 1265 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1426208121 is about 37765.1707397173. The cubic root of 1426208121 is about 1125.6264812874.

The spelling of 1426208121 in words is "one billion, four hundred twenty-six million, two hundred eight thousand, one hundred twenty-one".