1424120023225 has 9 divisors (see below), whose sum is σ = 1765916227693. Its totient is φ = 1139291245120.

The previous prime is 1424120023219. The next prime is 1424120023231. The reversal of 1424120023225 is 5223200214241.

The square root of 1424120023225 is 1193365.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (1424120023219) and next prime (1424120023231).

It can be written as a sum of positive squares in 4 ways, for example, as 388195040809 + 1035924982416 = 623053^2 + 1017804^2 .

It is not a de Polignac number, because 1424120023225 - 2¹⁵ = 1424119990457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1424120023193 and 1424120023202.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5847489 + ... + 6086161.

Almost surely, 2^{1424120023225} is an apocalyptic number.

1424120023225 is the 1193365-th square number.

1424120023225 is the 596683-rd centered octagonal number.

It is an amenable number.

1424120023225 is a deficient number, since it is larger than the sum of its proper divisors (341796204468).

1424120023225 is an frugal number, since it uses more digits than its factorization.

1424120023225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477356 (or 238678 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 1424120023225 its reverse (5223200214241), we get a palindrome (6647320237466).

The spelling of 1424120023225 in words is "one trillion, four hundred twenty-four billion, one hundred twenty million, twenty-three thousand, two hundred twenty-five".