1535064425 has 6 divisors (see below), whose sum is σ = 1903479918. Its totient is φ = 1228051520.

The previous prime is 1535064407. The next prime is 1535064449. The reversal of 1535064425 is 5244605351.

It can be written as a sum of positive squares in 3 ways, for example, as 251920384 + 1283144041 = 15872^2 + 35821^2 .

It is not a de Polignac number, because 1535064425 - 2¹⁶ = 1534998889 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30701264 + ... + 30701313.

It is an arithmetic number, because the mean of its divisors is an integer number (317246653).

Almost surely, 2^1535064425 is an apocalyptic number.

It is an amenable number.

1535064425 is a deficient number, since it is larger than the sum of its proper divisors (368415493).

1535064425 is an equidigital number, since it uses as much as digits as its factorization.

1535064425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61402587 (or 61402582 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 1535064425 is about 39179.8982260036. The cubic root of 1535064425 is about 1153.5653495284.

Adding to 1535064425 its reverse (5244605351), we get a palindrome (6779669776).

The spelling of 1535064425 in words is "one billion, five hundred thirty-five million, sixty-four thousand, four hundred twenty-five".