1428151201 has 2 divisors, whose sum is σ = 1428151202. Its totient is φ = 1428151200.

The previous prime is 1428151111. The next prime is 1428151223. The reversal of 1428151201 is 1021518241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1067720976 + 360430225 = 32676^2 + 18985^2 .

It is a cyclic number.

It is not a de Polignac number, because 1428151201 - 2¹⁹ = 1427626913 is a prime.

It is not a weakly prime, because it can be changed into another prime (1428151001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714075600 + 714075601.

It is an arithmetic number, because the mean of its divisors is an integer number (714075601).

Almost surely, 2^1428151201 is an apocalyptic number.

It is an amenable number.

1428151201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428151201 is an equidigital number, since it uses as much as digits as its factorization.

1428151201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 25.

The square root of 1428151201 is about 37790.8878038079. The cubic root of 1428151201 is about 1126.1374375176.

Adding to 1428151201 its reverse (1021518241), we get a palindrome (2449669442).

The spelling of 1428151201 in words is "one billion, four hundred twenty-eight million, one hundred fifty-one thousand, two hundred one".