2151239003 has 2 divisors, whose sum is σ = 2151239004. Its totient is φ = 2151239002.

The previous prime is 2151238997. The next prime is 2151239009. The reversal of 2151239003 is 3009321512.

It is a balanced prime because it is at equal distance from previous prime (2151238997) and next prime (2151239009).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2151239003 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2151239009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075619501 + 1075619502.

It is an arithmetic number, because the mean of its divisors is an integer number (1075619502).

Almost surely, 2^2151239003 is an apocalyptic number.

2151239003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2151239003 is an equidigital number, since it uses as much as digits as its factorization.

2151239003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 2151239003 is about 46381.4510661320. The cubic root of 2151239003 is about 1290.9107609990.

The spelling of 2151239003 in words is "two billion, one hundred fifty-one million, two hundred thirty-nine thousand, three".