1023154230451 has 2 divisors, whose sum is σ = 1023154230452. Its totient is φ = 1023154230450.

The previous prime is 1023154230379. The next prime is 1023154230457. The reversal of 1023154230451 is 1540324513201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023154230451 - 2¹⁵ = 1023154197683 is a prime.

It is not a weakly prime, because it can be changed into another prime (1023154230457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511577115225 + 511577115226.

It is an arithmetic number, because the mean of its divisors is an integer number (511577115226).

Almost surely, 2^{1023154230451} is an apocalyptic number.

1023154230451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023154230451 is an equidigital number, since it uses as much as digits as its factorization.

1023154230451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1023154230451 its reverse (1540324513201), we get a palindrome (2563478743652).

The spelling of 1023154230451 in words is "one trillion, twenty-three billion, one hundred fifty-four million, two hundred thirty thousand, four hundred fifty-one".