1535421052 has 12 divisors (see below), whose sum is σ = 2931258456. Its totient is φ = 697918640.

The previous prime is 1535421049. The next prime is 1535421059. The reversal of 1535421052 is 2501245351.

It is a self number, because there is not a number n which added to its sum of digits gives 1535421052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1535421059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17447923 + ... + 17448010.

It is an arithmetic number, because the mean of its divisors is an integer number (244271538).

Almost surely, 2^1535421052 is an apocalyptic number.

It is an amenable number.

1535421052 is a deficient number, since it is larger than the sum of its proper divisors (1395837404).

1535421052 is a wasteful number, since it uses less digits than its factorization.

1535421052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34895948 (or 34895946 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1535421052 is about 39184.4491093087. The cubic root of 1535421052 is about 1153.6546749206.

The spelling of 1535421052 in words is "one billion, five hundred thirty-five million, four hundred twenty-one thousand, fifty-two".