1023522545 has 8 divisors (see below), whose sum is σ = 1236361920. Its totient is φ = 813394800.

The previous prime is 1023522541. The next prime is 1023522547. The reversal of 1023522545 is 5452253201.

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

It is not a de Polignac number, because 1023522545 - 2² = 1023522541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023522541) 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, 677075 + ... + 678584.

It is an arithmetic number, because the mean of its divisors is an integer number (154545240).

Almost surely, 2^1023522545 is an apocalyptic number.

It is an amenable number.

1023522545 is a deficient number, since it is larger than the sum of its proper divisors (212839375).

1023522545 is a wasteful number, since it uses less digits than its factorization.

1023522545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355815.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 1023522545 is about 31992.5388958113. The cubic root of 1023522545 is about 1007.7801604566.

Adding to 1023522545 its reverse (5452253201), we get a palindrome (6475775746).

The spelling of 1023522545 in words is "one billion, twenty-three million, five hundred twenty-two thousand, five hundred forty-five".