1264015150 has 24 divisors (see below), whose sum is σ = 2352286944. Its totient is φ = 505344000.

The previous prime is 1264015087. The next prime is 1264015153. The reversal of 1264015150 is 515104621.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264015153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112174 + ... + 122926.

It is an arithmetic number, because the mean of its divisors is an integer number (98011956).

Almost surely, 2^1264015150 is an apocalyptic number.

1264015150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1264015150 is a deficient number, since it is larger than the sum of its proper divisors (1088271794).

1264015150 is a wasteful number, since it uses less digits than its factorization.

1264015150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13116 (or 13111 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1264015150 is about 35552.9907321452. The cubic root of 1264015150 is about 1081.2283548965.

Adding to 1264015150 its reverse (515104621), we get a palindrome (1779119771).

The spelling of 1264015150 in words is "one billion, two hundred sixty-four million, fifteen thousand, one hundred fifty".