1023460011506 has 4 divisors (see below), whose sum is σ = 1535190017262. Its totient is φ = 511730005752.

The previous prime is 1023460011491. The next prime is 1023460011551. The reversal of 1023460011506 is 6051100643201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 565887585025 + 457572426481 = 752255^2 + 676441^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255865002875 + ... + 255865002878.

Almost surely, 2^{1023460011506} is an apocalyptic number.

1023460011506 is a deficient number, since it is larger than the sum of its proper divisors (511730005756).

1023460011506 is an equidigital number, since it uses as much as digits as its factorization.

1023460011506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511730005755.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 1023460011506 its reverse (6051100643201), we get a palindrome (7074560654707).

The spelling of 1023460011506 in words is "one trillion, twenty-three billion, four hundred sixty million, eleven thousand, five hundred six".